Partly cloudy
Feels like 8°C
Wind direction north
Gusts 45 km/h
Humidity 71%
Cloud cover 42%
Pressure 1028 hPa
Now · 11:09 AM
St. Louis Weather & Hourly Forecast
Canada · Prince Edward Island
12°C
Mostly sunny
Feels like: 8°C
💧 Humidity 73%
🌡 Pressure 1027 hPa
💨 Wind 22 km/h
👁 Visibility 57.4 km
☁ Clouds 23%
☀️ UV index 2.2 · Low
🌅 Sunrise 7:02 AM
🌇 Sunset 7:16 PM
Hourly Forecast for St. Louis
Today
Partly cloudy
Mostly sunny
Feels like 8°C
Wind direction north
Gusts 41 km/h
Humidity 65%
Cloud cover 28%
Pressure 1029 hPa
Sunny
Feels like 9°C
Wind direction north
Gusts 28 km/h
Humidity 68%
Cloud cover 0%
Pressure 1030 hPa
Clear night
Feels like 7°C
Wind direction northeast
Gusts 20 km/h
Humidity 76%
Cloud cover 0%
Pressure 1031 hPa
Tomorrow
Mostly clear night
Feels like 7°C
Wind direction northeast
Gusts 13 km/h
Humidity 77%
Cloud cover 26%
Pressure 1033 hPa
Clear night
Feels like 7°C
Wind direction north
Gusts 9 km/h
Humidity 78%
Cloud cover 2%
Pressure 1033 hPa
Clear night
Feels like 6°C
Wind direction north
Gusts 7 km/h
Humidity 73%
Cloud cover 5%
Pressure 1035 hPa
Mostly sunny
Feels like 10°C
Wind direction northwest
Gusts 13 km/h
Humidity 64%
Cloud cover 21%
Pressure 1036 hPa
Sunny
Feels like 12°C
Wind direction north
Gusts 16 km/h
Humidity 56%
Cloud cover 5%
Pressure 1036 hPa
Mostly sunny
Feels like 12°C
Wind direction northwest
Gusts 21 km/h
Humidity 58%
Cloud cover 28%
Pressure 1035 hPa
Sunny
Feels like 12°C
Wind direction southwest
Gusts 14 km/h
Humidity 57%
Cloud cover 0%
Pressure 1034 hPa
Clear night
Feels like 6°C
Wind direction south
Gusts 15 km/h
Humidity 88%
Cloud cover 0%
Pressure 1034 hPa
Thursday
Clear night
Feels like 5°C
Wind direction southwest
Gusts 16 km/h
Humidity 81%
Cloud cover 0%
Pressure 1033 hPa
Clear night
Feels like 6°C
Wind direction southwest
Gusts 20 km/h
Humidity 86%
Cloud cover 0%
Pressure 1032 hPa
Clear night
Feels like 6°C
Wind direction southwest
Gusts 19 km/h
Humidity 90%
Cloud cover 0%
Pressure 1032 hPa
Sunny
Feels like 10°C
Wind direction southwest
Gusts 21 km/h
Humidity 85%
Cloud cover 0%
Pressure 1032 hPa
Today
Partly cloudy
Feels like 8°C
Wind direction northGusts 45 km/h
Humidity 71%Cloud cover 42%Pressure 1028 hPa
Mostly cloudy
Feels like 8°C
Wind direction northGusts 44 km/h
Humidity 68%Cloud cover 66%Pressure 1028 hPa
Partly cloudy
Feels like 8°C
Wind direction northGusts 42 km/h
Humidity 66%Cloud cover 56%Pressure 1029 hPa
Mostly sunny
Feels like 8°C
Wind direction northGusts 41 km/h
Humidity 65%Cloud cover 28%Pressure 1029 hPa
Sunny
Feels like 9°C
Wind direction northGusts 41 km/h
Humidity 64%Cloud cover 8%Pressure 1029 hPa
Sunny
Feels like 9°C
Wind direction northGusts 33 km/h
Humidity 65%Cloud cover 2%Pressure 1029 hPa
Sunny
Feels like 9°C
Wind direction northGusts 28 km/h
Humidity 68%Cloud cover 0%Pressure 1030 hPa
Sunny
Feels like 8°C
Wind direction northeastGusts 22 km/h
Humidity 76%Cloud cover 0%Pressure 1030 hPa
Clear night
Feels like 7°C
Wind direction northeastGusts 20 km/h
Humidity 78%Cloud cover 0%Pressure 1031 hPa
Clear night
Feels like 7°C
Wind direction northeastGusts 20 km/h
Humidity 76%Cloud cover 0%Pressure 1031 hPa
Clear night
Feels like 7°C
Wind direction northeastGusts 19 km/h
Humidity 76%Cloud cover 5%Pressure 1032 hPa
Mostly clear night
Feels like 7°C
Wind direction northeastGusts 14 km/h
Humidity 77%Cloud cover 19%Pressure 1032 hPa
Tomorrow
Mostly clear night
Feels like 7°C
Wind direction northeastGusts 13 km/h
Humidity 77%Cloud cover 26%Pressure 1033 hPa
Mostly clear night
Feels like 7°C
Wind direction northeastGusts 13 km/h
Humidity 78%Cloud cover 20%Pressure 1033 hPa
Clear night
Feels like 7°C
Wind direction northeastGusts 11 km/h
Humidity 79%Cloud cover 8%Pressure 1033 hPa
Clear night
Feels like 7°C
Wind direction northGusts 9 km/h
Humidity 78%Cloud cover 2%Pressure 1033 hPa
Clear night
Feels like 6°C
Wind direction northGusts 8 km/h
Humidity 77%Cloud cover 2%Pressure 1034 hPa
Clear night
Feels like 6°C
Wind direction northGusts 8 km/h
Humidity 75%Cloud cover 3%Pressure 1034 hPa
Clear night
Feels like 6°C
Wind direction northGusts 7 km/h
Humidity 73%Cloud cover 5%Pressure 1035 hPa
Clear night
Feels like 6°C
Wind direction northwestGusts 7 km/h
Humidity 72%Cloud cover 9%Pressure 1035 hPa
Mostly sunny
Feels like 8°C
Wind direction northwestGusts 8 km/h
Humidity 71%Cloud cover 15%Pressure 1036 hPa
Mostly sunny
Feels like 10°C
Wind direction northwestGusts 13 km/h
Humidity 64%Cloud cover 21%Pressure 1036 hPa
Mostly sunny
Feels like 11°C
Wind direction northGusts 15 km/h
Humidity 57%Cloud cover 14%Pressure 1036 hPa
Sunny
Feels like 11°C
Wind direction northGusts 16 km/h
Humidity 56%Cloud cover 2%Pressure 1036 hPa
Sunny
Feels like 12°C
Wind direction northGusts 16 km/h
Humidity 56%Cloud cover 5%Pressure 1036 hPa
Sunny
Feels like 13°C
Wind direction northGusts 16 km/h
Humidity 57%Cloud cover 7%Pressure 1036 hPa
Mostly sunny
Feels like 13°C
Wind direction northGusts 18 km/h
Humidity 57%Cloud cover 26%Pressure 1035 hPa
Mostly sunny
Feels like 12°C
Wind direction northwestGusts 21 km/h
Humidity 58%Cloud cover 28%Pressure 1035 hPa
Sunny
Feels like 12°C
Wind direction northwestGusts 21 km/h
Humidity 58%Cloud cover 2%Pressure 1034 hPa
Sunny
Feels like 12°C
Wind direction northwestGusts 20 km/h
Humidity 54%Cloud cover 2%Pressure 1034 hPa
Sunny
Feels like 12°C
Wind direction southwestGusts 14 km/h
Humidity 57%Cloud cover 0%Pressure 1034 hPa
Sunny
Feels like 9°C
Wind direction southGusts 8 km/h
Humidity 76%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 7°C
Wind direction southGusts 12 km/h
Humidity 86%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 6°C
Wind direction southGusts 15 km/h
Humidity 88%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 6°C
Wind direction southGusts 15 km/h
Humidity 87%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 5°C
Wind direction southGusts 16 km/h
Humidity 84%Cloud cover 0%Pressure 1034 hPa
Thursday
Clear night
Feels like 5°C
Wind direction southwestGusts 16 km/h
Humidity 81%Cloud cover 0%Pressure 1033 hPa
Clear night
Feels like 6°C
Wind direction southwestGusts 18 km/h
Humidity 82%Cloud cover 0%Pressure 1033 hPa
Clear night
Feels like 6°C
Wind direction southwestGusts 20 km/h
Humidity 85%Cloud cover 0%Pressure 1033 hPa
Clear night
Feels like 6°C
Wind direction southwestGusts 20 km/h
Humidity 86%Cloud cover 0%Pressure 1032 hPa
Clear night
Feels like 6°C
Wind direction southwestGusts 19 km/h
Humidity 87%Cloud cover 0%Pressure 1032 hPa
Clear night
Feels like 6°C
Wind direction southwestGusts 19 km/h
Humidity 88%Cloud cover 0%Pressure 1032 hPa
Clear night
Feels like 6°C
Wind direction southwestGusts 19 km/h
Humidity 90%Cloud cover 0%Pressure 1032 hPa
Clear night
Feels like 6°C
Wind direction southwestGusts 19 km/h
Humidity 92%Cloud cover 0%Pressure 1032 hPa
Sunny
Feels like 7°C
Wind direction southwestGusts 19 km/h
Humidity 91%Cloud cover 0%Pressure 1032 hPa
Sunny
Feels like 10°C
Wind direction southwestGusts 21 km/h
Humidity 85%Cloud cover 0%Pressure 1032 hPa
Sunny
Feels like 12°C
Wind direction westGusts 21 km/h
Humidity 77%Cloud cover 0%Pressure 1032 hPa
Sunny
Feels like 13°C
Wind direction westGusts 22 km/h
Humidity 69%Cloud cover 0%Pressure 1032 hPa
Sunny
Feels like 15°C
Wind direction westGusts 22 km/h
Humidity 63%Cloud cover 0%Pressure 1031 hPa
Sunny
Feels like 16°C
Wind direction westGusts 21 km/h
Humidity 60%Cloud cover 0%Pressure 1031 hPa
Sunny
Feels like 17°C
Wind direction westGusts 20 km/h
Humidity 58%Cloud cover 0%Pressure 1030 hPa
Sunny
Feels like 17°C
Wind direction westGusts 19 km/h
Humidity 56%Cloud cover 0%Pressure 1029 hPa
Sunny
Feels like 18°C
Wind direction southwestGusts 16 km/h
Humidity 56%Cloud cover 0%Pressure 1029 hPa
Sunny
Feels like 18°C
Wind direction southwestGusts 13 km/h
Humidity 58%Cloud cover 0%Pressure 1029 hPa
Sunny
Feels like 17°C
Wind direction southwestGusts 11 km/h
Humidity 67%Cloud cover 0%Pressure 1028 hPa
Sunny
Feels like 14°C
Wind direction southwestGusts 6 km/h
Humidity 77%Cloud cover 0%Pressure 1028 hPa
Clear night
Feels like 11°C
Wind direction southGusts 6 km/h
Humidity 83%Cloud cover 0%Pressure 1028 hPa
Clear night
Feels like 9°C
Wind direction southGusts 10 km/h
Humidity 84%Cloud cover 0%Pressure 1028 hPa
Friday
Clear night
Feels like 13°C
Wind direction northwestGusts 15 km/h
Humidity 85%Cloud cover 0%Pressure 1025 hPa
Sunny
Feels like 12°C
Wind direction northeastGusts 24 km/h
Humidity 84%Cloud cover 0%Pressure 1025 hPa
Sunny
Feels like 11°C
Wind direction northGusts 29 km/h
Humidity 84%Cloud cover 0%Pressure 1025 hPa
Sunny
Feels like 11°C
Wind direction northeastGusts 27 km/h
Humidity 80%Cloud cover 0%Pressure 1024 hPa
Mostly sunny
Feels like 11°C
Wind direction northeastGusts 29 km/h
Humidity 84%Cloud cover 10%Pressure 1023 hPa
Mostly cloudy night
Feels like 10°C
Wind direction northeastGusts 29 km/h
Humidity 86%Cloud cover 94%Pressure 1023 hPa
Saturday
Partly cloudy night
Feels like 11°C
Wind direction northeastGusts 29 km/h
Humidity 90%Cloud cover 53%Pressure 1023 hPa
Overcast night
Feels like 11°C
Wind direction northeastGusts 25 km/h
Humidity 86%Cloud cover 99%Pressure 1022 hPa
Mostly cloudy night
Feels like 11°C
Wind direction northeastGusts 24 km/h
Humidity 86%Cloud cover 95%Pressure 1022 hPa
Mostly sunny
Feels like 11°C
Wind direction northeastGusts 24 km/h
Humidity 84%Cloud cover 33%Pressure 1022 hPa
Sunny
Feels like 12°C
Wind direction northeastGusts 23 km/h
Humidity 84%Cloud cover 8%Pressure 1023 hPa
Overcast
Feels like 12°C
Wind direction northeastGusts 20 km/h
Humidity 82%Cloud cover 95%Pressure 1022 hPa
Mostly cloudy
Feels like 13°C
Wind direction northeastGusts 18 km/h
Humidity 83%Cloud cover 90%Pressure 1021 hPa
Overcast night
Feels like 12°C
Wind direction eastGusts 15 km/h
Humidity 85%Cloud cover 100%Pressure 1021 hPa
Sunday
Overcast night
Feels like 13°C
Wind direction eastGusts 15 km/h
Humidity 87%Cloud cover 98%Pressure 1021 hPa
Mostly cloudy night
Feels like 13°C
Wind direction northeastGusts 12 km/h
Humidity 86%Cloud cover 78%Pressure 1020 hPa
Overcast night
Feels like 12°C
Wind direction northGusts 16 km/h
Humidity 84%Cloud cover 100%Pressure 1020 hPa
Mostly cloudy
Feels like 11°C
Wind direction northeastGusts 23 km/h
Humidity 83%Cloud cover 95%Pressure 1021 hPa
Mostly cloudy
Feels like 11°C
Wind direction northeastGusts 28 km/h
Humidity 84%Cloud cover 84%Pressure 1022 hPa
Overcast
Feels like 11°C
Wind direction northeastGusts 31 km/h
Humidity 85%Cloud cover 95%Pressure 1021 hPa
Overcast
Feels like 10°C
Wind direction northeastGusts 30 km/h
Humidity 87%Cloud cover 100%Pressure 1021 hPa
Mostly clear night
Feels like 11°C
Wind direction northeastGusts 29 km/h
Humidity 88%Cloud cover 34%Pressure 1021 hPa
Monday
Overcast night
Feels like 11°C
Wind direction eastGusts 28 km/h
Humidity 88%Cloud cover 99%Pressure 1021 hPa
Mostly cloudy night
Feels like 11°C
Wind direction eastGusts 28 km/h
Humidity 86%Cloud cover 95%Pressure 1020 hPa
Partly cloudy
Feels like 9°C
Wind direction northeastGusts —
Humidity 87%Cloud cover 57%Pressure 1020 hPa
Mostly cloudy
Feels like 9°C
Wind direction northeastGusts —
Humidity 79%Cloud cover 82%Pressure 1019 hPa
Partly cloudy night
Feels like 10°C
Wind direction northeastGusts —
Humidity 85%Cloud cover 61%Pressure 1018 hPa
Tuesday
Partly cloudy night
Feels like 10°C
Wind direction eastGusts —
Humidity 89%Cloud cover 44%Pressure 1018 hPa
Sunny
Feels like 12°C
Wind direction eastGusts —
Humidity 90%Cloud cover 5%Pressure 1018 hPa
Sunny
Feels like 11°C
Wind direction eastGusts —
Humidity 84%Cloud cover 0%Pressure 1020 hPa
Clear night
Feels like 10°C
Wind direction eastGusts —
Humidity 74%Cloud cover 3%Pressure 1021 hPa
Wednesday
Clear night
Feels like 11°C
Wind direction southeastGusts —
Humidity 83%Cloud cover 2%Pressure 1021 hPa
Overcast
Feels like 11°C
Wind direction southeastGusts —
Humidity 86%Cloud cover 99%Pressure 1020 hPa
Partly cloudy
Feels like 12°C
Wind direction southeastGusts —
Humidity 85%Cloud cover 52%Pressure 1020 hPa
Mostly cloudy night
Feels like 14°C
Wind direction northGusts —
Humidity 83%Cloud cover 93%Pressure 1019 hPa
Thursday
Overcast night
Feels like 13°C
Wind direction southeastGusts —
Humidity 93%Cloud cover 97%Pressure 1019 hPa
Overcast
Feels like 13°C
Wind direction southGusts —
Humidity 99%Cloud cover 100%Pressure 1019 hPa
Overcast
Feels like 13°C
Wind direction northwestGusts —
Humidity 98%Cloud cover 100%Pressure 1020 hPa
Clear night
Feels like 11°C
Wind direction northGusts —
Humidity 85%Cloud cover 1%Pressure 1021 hPa
Friday
Clear night
Feels like 12°C
Wind direction northeastGusts —
Humidity 81%Cloud cover 1%Pressure 1022 hPa
Mostly sunny
Feels like 13°C
Wind direction westGusts —
Humidity 71%Cloud cover 25%Pressure 1023 hPa
Mostly cloudy
Feels like 10°C
Wind direction westGusts —
Humidity 92%Cloud cover 94%Pressure 1024 hPa
Mostly clear night
Feels like 14°C
Wind direction southwestGusts —
Humidity 84%Cloud cover 39%Pressure 1023 hPa
Saturday
Mostly clear night
Feels like 11°C
Wind direction southGusts —
Humidity 75%Cloud cover 23%Pressure 1021 hPa
Mostly cloudy
Feels like 12°C
Wind direction southwestGusts —
Humidity 83%Cloud cover 91%Pressure 1018 hPa
Light rain
Feels like 12°C
Wind direction southwestGusts —
Humidity 85%Cloud cover 100%Pressure 1017 hPa
Mostly cloudy night
Feels like 15°C
Wind direction southwestGusts —
Humidity 83%Cloud cover 86%Pressure 1014 hPa
Sunday
Clear night
Feels like 16°C
Wind direction westGusts —
Humidity 81%Cloud cover 3%Pressure 1015 hPa
Sunny
Feels like 15°C
Wind direction westGusts —
Humidity 88%Cloud cover 6%Pressure 1015 hPa
Mostly cloudy
Feels like 14°C
Wind direction southwestGusts —
Humidity 92%Cloud cover 89%Pressure 1015 hPa
Partly cloudy night
Feels like 18°C
Wind direction southwestGusts —
Humidity 74%Cloud cover 70%Pressure 1012 hPa
Monday
Partly cloudy night
Feels like 16°C
Wind direction southwestGusts —
Humidity 79%Cloud cover 60%Pressure 1011 hPa
Partly cloudy
Feels like 12°C
Wind direction southwestGusts —
Humidity 86%Cloud cover 61%Pressure 1009 hPa
Overcast
Feels like 11°C
Wind direction southwestGusts —
Humidity 87%Cloud cover 100%Pressure 1006 hPa
Overcast night
Feels like 12°C
Wind direction southwestGusts —
Humidity 82%Cloud cover 100%Pressure 1003 hPa
Tuesday
Clear night
Feels like 9°C
Wind direction northwestGusts —
Humidity 57%Cloud cover 1%Pressure 1008 hPa
Sunny
Feels like 6°C
Wind direction westGusts —
Humidity 59%Cloud cover 0%Pressure 1011 hPa
Sunny
Feels like 4°C
Wind direction westGusts —
Humidity 62%Cloud cover 1%Pressure 1013 hPa
Partly cloudy night
Feels like 7°C
Wind direction westGusts —
Humidity 52%Cloud cover 75%Pressure 1013 hPa
Wednesday
Mostly cloudy night
Feels like 9°C
Wind direction westGusts —
Humidity 57%Cloud cover 87%Pressure 1016 hPa
In St. Louis and, more broadly, across the province of Prince Edward Island: This morning, the region is experiencing a mix of sun and cloud, with temperatures generally ranging from about 10 to 18 degrees Celsius. In many areas, the sky will remain partly cloudy through the day. There is a possibility of rain or showers developing in parts of the region, with the highest likelihood reaching approximately 82%, and any precipitation is expected to amount to up to 4 mm in some locations. Winds are primarily from the north, with sustained speeds around 17 km/h and gusts reaching up to 31 km/h. As the day progresses into the afternoon, conditions may vary locally, with some areas experiencing brief showers or brighter spells. Overall, residents should be prepared for a variable day with periods of sun, clouds, and scattered showers.
15-Day Weather Outlook for St. Louis
TomorrowTomorrow
Mostly sunny
15°/8°
💧 None
💨 9 km/h
Mostly sunny
15°/8°
💧 None
💨 9 km/h
Daytime temperature 14°C
Feels like 12°C
Humidity 70%
Pressure 1034 hPa
Cloud cover 8%
Wind direction north
Gusts 21 km/h
Sunrise —
Sunset —
Thursday, Sep 24Thu Sep 24
Sunny
18°/8°
💧 None
💨 11 km/h
Sunny
18°/8°
💧 None
💨 11 km/h
Daytime temperature 16°C
Feels like 15°C
Humidity 76%
Pressure 1031 hPa
Cloud cover 0%
Wind direction west
Gusts 22 km/h
Sunrise —
Sunset —
Friday, Sep 25Fri Sep 25
Mostly sunny
15°/14°
💧 None
💨 22 km/h
Mostly sunny
15°/14°
💧 None
💨 22 km/h
Daytime temperature 14°C
Feels like 11°C
Humidity 84%
Pressure 1024 hPa
Cloud cover 17%
Wind direction north
Gusts 29 km/h
Sunrise —
Sunset —
Saturday, Sep 26Sat Sep 26
Partly cloudy
14°/14°
💧 None
💨 18 km/h
Partly cloudy
14°/14°
💧 None
💨 18 km/h
Daytime temperature 14°C
Feels like 12°C
Humidity 85%
Pressure 1022 hPa
Cloud cover 72%
Wind direction northeast
Gusts 29 km/h
Sunrise —
Sunset —
Sunday, Sep 27Sun Sep 27
Overcast
14°/14°
💧 None
💨 23 km/h
Overcast
14°/14°
💧 None
💨 23 km/h
Daytime temperature 14°C
Feels like 11°C
Humidity 86%
Pressure 1021 hPa
Cloud cover 86%
Wind direction northeast
Gusts 31 km/h
Sunrise —
Sunset —
Monday, Sep 28Mon Sep 28
Overcast
14°/13°
💧 0.0 mm
💨 24 km/h
Overcast
14°/13°
💧 0.0 mm
💨 24 km/h
Daytime temperature 13°C
Feels like 9°C
Humidity 85%
Pressure 1020 hPa
Cloud cover 79%
Wind direction northeast
Gusts 28 km/h
Sunrise —
Sunset —
Tuesday, Sep 29Tue Sep 29
Partly cloudy
15°/14°
💧 None
💨 23 km/h
Partly cloudy
15°/14°
💧 None
💨 23 km/h
Daytime temperature 14°C
Feels like 12°C
Humidity 84%
Pressure 1019 hPa
Cloud cover 13%
Wind direction east
Gusts —
Sunrise —
Sunset —
Wednesday, Sep 30Wed Sep 30
Partly cloudy
15°/13°
💧 0.1 mm
💨 18 km/h
Partly cloudy
15°/13°
💧 0.1 mm
💨 18 km/h
Daytime temperature 13°C
Feels like 11°C
Humidity 84%
Pressure 1020 hPa
Cloud cover 62%
Wind direction southeast
Gusts —
Sunrise —
Sunset —
Thursday, Oct 1Thu Oct 1
Overcast
14°/13°
💧 0.0 mm
💨 15 km/h
Overcast
14°/13°
💧 0.0 mm
💨 15 km/h
Daytime temperature 13°C
Feels like 13°C
Humidity 94%
Pressure 1020 hPa
Cloud cover 74%
Wind direction south
Gusts —
Sunrise —
Sunset —
Friday, Oct 2Fri Oct 2
Mostly sunny
14°/12°
💧 None
💨 11 km/h
Mostly sunny
14°/12°
💧 None
💨 11 km/h
Daytime temperature 14°C
Feels like 13°C
Humidity 82%
Pressure 1023 hPa
Cloud cover 40%
Wind direction west
Gusts —
Sunrise —
Sunset —
Saturday, Oct 3Sat Oct 3
Light rain
17°/15°
💧 0.9 mm
💨 22 km/h
Light rain
17°/15°
💧 0.9 mm
💨 22 km/h
Daytime temperature 15°C
Feels like 12°C
Humidity 82%
Pressure 1018 hPa
Cloud cover 75%
Wind direction southwest
Gusts —
Sunrise —
Sunset —
Sunday, Oct 4Sun Oct 4
Mostly cloudy
20°/16°
💧 None
💨 23 km/h
Mostly cloudy
20°/16°
💧 None
💨 23 km/h
Daytime temperature 16°C
Feels like 15°C
Humidity 84%
Pressure 1014 hPa
Cloud cover 42%
Wind direction west
Gusts —
Sunrise —
Sunset —
Monday, Oct 5Mon Oct 5
Overcast
20°/17°
💧 0.0 mm
💨 42 km/h
Overcast
20°/17°
💧 0.0 mm
💨 42 km/h
Daytime temperature 17°C
Feels like 12°C
Humidity 84%
Pressure 1007 hPa
Cloud cover 80%
Wind direction southwest
Gusts —
Sunrise —
Sunset —
Tuesday, Oct 6Tue Oct 6
Partly cloudy
16°/12°
💧 0.4 mm
💨 38 km/h
Partly cloudy
16°/12°
💧 0.4 mm
💨 38 km/h
Daytime temperature 14°C
Feels like 6°C
Humidity 58%
Pressure 1011 hPa
Cloud cover 19%
Wind direction west
Gusts —
Sunrise —
Sunset —
Wednesday, Oct 7Wed Oct 7
Mostly cloudy
15°/15°
💧 None
💨 26 km/h
Mostly cloudy
15°/15°
💧 None
💨 26 km/h
Daytime temperature 15°C
Feels like 9°C
Humidity 57%
Pressure 1016 hPa
Cloud cover 87%
Wind direction west
Gusts —
Sunrise —
Sunset —
TEMPERATURE OUTLOOK
Temperature & Weather Trends in St. Louis
AIR QUALITY FORECAST
Air Quality Forecast for St. Louis
Good
Nearest forecast value
12:00 PM
PM2.5 Fine particles Good 0,5µg/m³
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
PM10 Particulate matter Good 0,5µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 40,1µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 0,9µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is favorable for outdoor activities.
Good
Selected time
12:00 AM
PM2.5 Fine particles Good 0,5µg/m³
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
PM10 Particulate matter Good 0,6µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 47,0µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 1,0µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is favorable for outdoor activities.
Good
Selected time
12:00 AM
PM2.5 Fine particles Good 0,5µg/m³
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
PM10 Particulate matter Good 1,0µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 37,8µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 2,0µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is favorable for outdoor activities.
Good
Selected time
12:00 AM
PM2.5 Fine particles Good 1,1µg/m³
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
PM10 Particulate matter Good 1,5µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 42,0µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 2,0µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is favorable for outdoor activities.
Good
Selected time
12:00 AM
PM2.5 Fine particles Good 1,5µg/m³
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
PM10 Particulate matter Good 2,4µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 59,2µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 0,7µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is favorable for outdoor activities.
UV & HEALTH
UV, Sun & Health Outlook in St. Louis
Maximum daily UV
Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low
3–5 Moderate
6–7 High
8–10 Very high
11+ Extreme
Today
UV 2,2Low
😊Good
Tomorrow
UV 3,9Moderate
🙂Fair
Thursday
UV 4,2Moderate
🙂Fair
Friday
UV 3,9Moderate
🙂Fair
Saturday
UV 5,0Moderate
😊Good
Sunday
UV 3,0Moderate
—Unavailable
Monday
UV 3,0Moderate
—Unavailable
Hourly UV index today
12:00 PMUV 1,7
1:00 PMUV 1,8
2:00 PMUV 2,0
3:00 PMUV 2,1
4:00 PMUV 1,9
5:00 PMUV 1,0
6:00 PMUV 0,4
7:00 PMUV 0,0
Today's weather health advice
Open today's recommendations.
Low UV risk
UV radiation will be low, although basic protection is still advisable during prolonged exposure.
Good air quality
Air quality is good and outdoor activities can be enjoyed normally.
Comfortable temperature conditions
Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.
Good conditions for outdoor activities
Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.
WIND OUTLOOK
Hourly Wind Forecast for St. Louis
Sustained wind
Max gusts
NIGHT SKY · ST. LOUIS, PRINCE EDWARD ISLAND
Tonight's Stargazing & Shooting Stars
Excellent observing conditions. Best local viewing window: 4:00 AM–5:00 AM.
99/100Best-hour score
BEST TIME TONIGHT
4:00 AM–5:00 AM
Astronomical darkness: 8:57 PM–5:22 AM
Cloud cover
2%
Real hourly forecast for the best viewing hour.
Moonlight
88%
Waxing Gibbous · Moon below the horizon at the best viewing hour.
Meteor activity
Southern Taurids
Reference ZHR 7 · Radiant 57° high at the best hour.
Estimated visible meteors
1–4/hour
Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min71%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
ACTIVE NOW
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING
NOV 6–NOV 30
LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak
UPCOMING
Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.
DISCOVER WEATHER NEARBY Weather in other cities
Explore current conditions and forecasts for other locations.
Forecast data for St. Louis were last refreshed today at 11:09 AM. The current forecast period extends through 24/09/2026 at 9:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.