Overcast
Feels like 4°C
Wind direction northeast
Gusts 16 km/h
Humidity 82%
Cloud cover 97%
Pressure 1030 hPa
Now · 6:53 AM
Grenville Weather & Hourly Forecast
Canada · Quebec
7°C
Overcast
Feels like: 4°C
💧 Humidity 82%
🌡 Pressure 1030 hPa
💨 Wind 8 km/h
👁 Visibility 46.8 km
☁ Clouds 97%
☀️ UV index 0.0 · Low
🌅 Sunrise 6:44 AM
🌇 Sunset 6:57 PM
Hourly Forecast for Grenville
Today
Overcast
Sunny
Feels like 9°C
Wind direction northeast
Gusts 26 km/h
Humidity 63%
Cloud cover 0%
Pressure 1032 hPa
Sunny
Feels like 12°C
Wind direction east
Gusts 28 km/h
Humidity 53%
Cloud cover 5%
Pressure 1032 hPa
Sunny
Feels like 13°C
Wind direction east
Gusts 26 km/h
Humidity 52%
Cloud cover 2%
Pressure 1031 hPa
Clear night
Feels like 10°C
Wind direction east
Gusts 16 km/h
Humidity 74%
Cloud cover 0%
Pressure 1031 hPa
Clear night
Feels like 7°C
Wind direction northeast
Gusts 17 km/h
Humidity 79%
Cloud cover 0%
Pressure 1033 hPa
Tomorrow
Clear night
Feels like 6°C
Wind direction northeast
Gusts 17 km/h
Humidity 83%
Cloud cover 0%
Pressure 1034 hPa
Clear night
Feels like 5°C
Wind direction northeast
Gusts 18 km/h
Humidity 78%
Cloud cover 0%
Pressure 1034 hPa
Sunny
Feels like 5°C
Wind direction northeast
Gusts 20 km/h
Humidity 81%
Cloud cover 0%
Pressure 1036 hPa
Sunny
Feels like 11°C
Wind direction east
Gusts 29 km/h
Humidity 63%
Cloud cover 0%
Pressure 1037 hPa
Sunny
Feels like 14°C
Wind direction east
Gusts 31 km/h
Humidity 50%
Cloud cover 0%
Pressure 1037 hPa
Sunny
Feels like 15°C
Wind direction east
Gusts 25 km/h
Humidity 48%
Cloud cover 0%
Pressure 1035 hPa
Clear night
Feels like 11°C
Wind direction east
Gusts 14 km/h
Humidity 72%
Cloud cover 0%
Pressure 1035 hPa
Clear night
Feels like 7°C
Wind direction northeast
Gusts 18 km/h
Humidity 76%
Cloud cover 0%
Pressure 1035 hPa
Thursday
Clear night
Feels like 6°C
Wind direction northeast
Gusts 16 km/h
Humidity 81%
Cloud cover 0%
Pressure 1035 hPa
Clear night
Feels like 6°C
Wind direction northeast
Gusts 12 km/h
Humidity 82%
Cloud cover 0%
Pressure 1034 hPa
Today
Overcast
Feels like 4°C
Wind direction northeastGusts 16 km/h
Humidity 82%Cloud cover 97%Pressure 1030 hPa
Overcast
Feels like 6°C
Wind direction northeastGusts 15 km/h
Humidity 79%Cloud cover 97%Pressure 1031 hPa
Mostly sunny
Feels like 7°C
Wind direction northeastGusts 20 km/h
Humidity 70%Cloud cover 15%Pressure 1031 hPa
Sunny
Feels like 9°C
Wind direction northeastGusts 26 km/h
Humidity 63%Cloud cover 0%Pressure 1032 hPa
Sunny
Feels like 10°C
Wind direction eastGusts 28 km/h
Humidity 59%Cloud cover 0%Pressure 1031 hPa
Sunny
Feels like 11°C
Wind direction eastGusts 28 km/h
Humidity 55%Cloud cover 2%Pressure 1031 hPa
Sunny
Feels like 12°C
Wind direction eastGusts 28 km/h
Humidity 53%Cloud cover 5%Pressure 1032 hPa
Sunny
Feels like 12°C
Wind direction eastGusts 28 km/h
Humidity 52%Cloud cover 4%Pressure 1031 hPa
Sunny
Feels like 13°C
Wind direction eastGusts 27 km/h
Humidity 51%Cloud cover 4%Pressure 1031 hPa
Sunny
Feels like 13°C
Wind direction eastGusts 26 km/h
Humidity 52%Cloud cover 2%Pressure 1031 hPa
Sunny
Feels like 13°C
Wind direction eastGusts 25 km/h
Humidity 54%Cloud cover 2%Pressure 1031 hPa
Sunny
Feels like 12°C
Wind direction eastGusts 22 km/h
Humidity 63%Cloud cover 0%Pressure 1031 hPa
Clear night
Feels like 10°C
Wind direction eastGusts 16 km/h
Humidity 74%Cloud cover 0%Pressure 1031 hPa
Clear night
Feels like 9°C
Wind direction eastGusts 15 km/h
Humidity 78%Cloud cover 0%Pressure 1032 hPa
Clear night
Feels like 8°C
Wind direction northeastGusts 16 km/h
Humidity 79%Cloud cover 0%Pressure 1033 hPa
Clear night
Feels like 7°C
Wind direction northeastGusts 17 km/h
Humidity 79%Cloud cover 0%Pressure 1033 hPa
Clear night
Feels like 7°C
Wind direction northeastGusts 16 km/h
Humidity 81%Cloud cover 0%Pressure 1034 hPa
Tomorrow
Clear night
Feels like 6°C
Wind direction northeastGusts 16 km/h
Humidity 82%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 6°C
Wind direction northeastGusts 17 km/h
Humidity 83%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 6°C
Wind direction northeastGusts 17 km/h
Humidity 84%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 6°C
Wind direction northeastGusts 17 km/h
Humidity 81%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 5°C
Wind direction northeastGusts 18 km/h
Humidity 78%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 5°C
Wind direction northeastGusts 18 km/h
Humidity 79%Cloud cover 0%Pressure 1035 hPa
Clear night
Feels like 5°C
Wind direction northeastGusts 19 km/h
Humidity 80%Cloud cover 0%Pressure 1035 hPa
Sunny
Feels like 5°C
Wind direction northeastGusts 20 km/h
Humidity 81%Cloud cover 0%Pressure 1036 hPa
Sunny
Feels like 7°C
Wind direction northeastGusts 22 km/h
Humidity 75%Cloud cover 0%Pressure 1037 hPa
Sunny
Feels like 9°C
Wind direction eastGusts 23 km/h
Humidity 70%Cloud cover 0%Pressure 1037 hPa
Sunny
Feels like 11°C
Wind direction eastGusts 29 km/h
Humidity 63%Cloud cover 0%Pressure 1037 hPa
Sunny
Feels like 12°C
Wind direction eastGusts 31 km/h
Humidity 58%Cloud cover 0%Pressure 1037 hPa
Sunny
Feels like 13°C
Wind direction eastGusts 31 km/h
Humidity 54%Cloud cover 0%Pressure 1037 hPa
Sunny
Feels like 14°C
Wind direction eastGusts 31 km/h
Humidity 50%Cloud cover 0%Pressure 1037 hPa
Sunny
Feels like 14°C
Wind direction eastGusts 30 km/h
Humidity 48%Cloud cover 0%Pressure 1036 hPa
Sunny
Feels like 15°C
Wind direction eastGusts 28 km/h
Humidity 47%Cloud cover 0%Pressure 1035 hPa
Sunny
Feels like 15°C
Wind direction eastGusts 25 km/h
Humidity 48%Cloud cover 0%Pressure 1035 hPa
Sunny
Feels like 14°C
Wind direction eastGusts 23 km/h
Humidity 50%Cloud cover 0%Pressure 1035 hPa
Sunny
Feels like 14°C
Wind direction eastGusts 20 km/h
Humidity 62%Cloud cover 0%Pressure 1035 hPa
Clear night
Feels like 11°C
Wind direction eastGusts 14 km/h
Humidity 72%Cloud cover 0%Pressure 1035 hPa
Clear night
Feels like 9°C
Wind direction northeastGusts 16 km/h
Humidity 74%Cloud cover 0%Pressure 1035 hPa
Clear night
Feels like 8°C
Wind direction northeastGusts 18 km/h
Humidity 75%Cloud cover 0%Pressure 1035 hPa
Clear night
Feels like 7°C
Wind direction northeastGusts 18 km/h
Humidity 76%Cloud cover 0%Pressure 1035 hPa
Clear night
Feels like 7°C
Wind direction northeastGusts 18 km/h
Humidity 78%Cloud cover 0%Pressure 1035 hPa
Thursday
Clear night
Feels like 7°C
Wind direction northeastGusts 17 km/h
Humidity 80%Cloud cover 0%Pressure 1035 hPa
Clear night
Feels like 6°C
Wind direction northeastGusts 16 km/h
Humidity 81%Cloud cover 0%Pressure 1035 hPa
Clear night
Feels like 6°C
Wind direction northeastGusts 15 km/h
Humidity 82%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 6°C
Wind direction northeastGusts 14 km/h
Humidity 82%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 6°C
Wind direction northeastGusts 12 km/h
Humidity 82%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 5°C
Wind direction northeastGusts 10 km/h
Humidity 81%Cloud cover 0%Pressure 1034 hPa
Clear night
Feels like 5°C
Wind direction northeastGusts 10 km/h
Humidity 80%Cloud cover 0%Pressure 1034 hPa
Sunny
Feels like 5°C
Wind direction northeastGusts 11 km/h
Humidity 82%Cloud cover 0%Pressure 1034 hPa
Sunny
Feels like 8°C
Wind direction northGusts 12 km/h
Humidity 80%Cloud cover 0%Pressure 1034 hPa
Sunny
Feels like 11°C
Wind direction northGusts 14 km/h
Humidity 73%Cloud cover 0%Pressure 1034 hPa
Sunny
Feels like 14°C
Wind direction eastGusts 13 km/h
Humidity 62%Cloud cover 0%Pressure 1034 hPa
Sunny
Feels like 15°C
Wind direction eastGusts 16 km/h
Humidity 58%Cloud cover 0%Pressure 1034 hPa
Sunny
Feels like 16°C
Wind direction eastGusts 17 km/h
Humidity 56%Cloud cover 0%Pressure 1033 hPa
Sunny
Feels like 17°C
Wind direction eastGusts 19 km/h
Humidity 53%Cloud cover 0%Pressure 1032 hPa
Sunny
Feels like 17°C
Wind direction eastGusts 21 km/h
Humidity 50%Cloud cover 0%Pressure 1032 hPa
Sunny
Feels like 17°C
Wind direction eastGusts 21 km/h
Humidity 49%Cloud cover 0%Pressure 1031 hPa
Sunny
Feels like 17°C
Wind direction eastGusts 20 km/h
Humidity 49%Cloud cover 0%Pressure 1030 hPa
Sunny
Feels like 17°C
Wind direction eastGusts 18 km/h
Humidity 51%Cloud cover 0%Pressure 1030 hPa
Sunny
Feels like 17°C
Wind direction southeastGusts 13 km/h
Humidity 72%Cloud cover 0%Pressure 1030 hPa
Clear night
Feels like 15°C
Wind direction southeastGusts 5 km/h
Humidity 70%Cloud cover 0%Pressure 1029 hPa
Clear night
Feels like 14°C
Wind direction northGusts 2 km/h
Humidity 75%Cloud cover 0%Pressure 1029 hPa
Clear night
Feels like 8°C
Wind direction northeastGusts 14 km/h
Humidity 88%Cloud cover 0%Pressure 1029 hPa
Friday
Clear night
Feels like 8°C
Wind direction northeastGusts 16 km/h
Humidity 84%Cloud cover 0%Pressure 1028 hPa
Clear night
Feels like 7°C
Wind direction northeastGusts 18 km/h
Humidity 83%Cloud cover 0%Pressure 1027 hPa
Sunny
Feels like 9°C
Wind direction northeastGusts 20 km/h
Humidity 75%Cloud cover 0%Pressure 1028 hPa
Sunny
Feels like 17°C
Wind direction northeastGusts 24 km/h
Humidity 54%Cloud cover 0%Pressure 1027 hPa
Sunny
Feels like 18°C
Wind direction eastGusts 25 km/h
Humidity 40%Cloud cover 0%Pressure 1026 hPa
Sunny
Feels like 19°C
Wind direction eastGusts 24 km/h
Humidity 52%Cloud cover 0%Pressure 1025 hPa
Clear night
Feels like 12°C
Wind direction northeastGusts 12 km/h
Humidity 77%Cloud cover 0%Pressure 1024 hPa
Clear night
Feels like 9°C
Wind direction northGusts 18 km/h
Humidity 81%Cloud cover 0%Pressure 1024 hPa
Saturday
Clear night
Feels like 9°C
Wind direction northeastGusts 26 km/h
Humidity 67%Cloud cover 0%Pressure 1023 hPa
Clear night
Feels like 8°C
Wind direction northeastGusts 25 km/h
Humidity 68%Cloud cover 5%Pressure 1023 hPa
Overcast
Feels like 10°C
Wind direction northeastGusts 25 km/h
Humidity 70%Cloud cover 97%Pressure 1024 hPa
Mostly cloudy
Feels like 16°C
Wind direction northeastGusts 27 km/h
Humidity 50%Cloud cover 84%Pressure 1023 hPa
Partly cloudy
Feels like 18°C
Wind direction northeastGusts 29 km/h
Humidity 44%Cloud cover 74%Pressure 1022 hPa
Overcast
Feels like 18°C
Wind direction northeastGusts 27 km/h
Humidity 53%Cloud cover 99%Pressure 1020 hPa
Overcast night
Feels like 11°C
Wind direction northGusts 23 km/h
Humidity 68%Cloud cover 99%Pressure 1020 hPa
Mostly cloudy night
Feels like 11°C
Wind direction northeastGusts 30 km/h
Humidity 61%Cloud cover 95%Pressure 1019 hPa
Sunday
Overcast night
Feels like 9°C
Wind direction northeastGusts 31 km/h
Humidity 68%Cloud cover 99%Pressure 1019 hPa
Mostly cloudy night
Feels like 9°C
Wind direction northeastGusts 34 km/h
Humidity 70%Cloud cover 83%Pressure 1018 hPa
Overcast
Feels like 9°C
Wind direction northeastGusts 43 km/h
Humidity 65%Cloud cover 95%Pressure 1018 hPa
Overcast
Feels like 13°C
Wind direction northeastGusts 46 km/h
Humidity 55%Cloud cover 98%Pressure 1017 hPa
Mostly cloudy
Feels like 16°C
Wind direction northeastGusts 46 km/h
Humidity 44%Cloud cover 77%Pressure 1016 hPa
Overcast
Feels like 15°C
Wind direction northeastGusts 42 km/h
Humidity 48%Cloud cover 95%Pressure 1015 hPa
Partly cloudy night
Feels like 12°C
Wind direction northeastGusts 40 km/h
Humidity 57%Cloud cover 46%Pressure 1016 hPa
Monday
Clear night
Feels like 9°C
Wind direction eastGusts —
Humidity 67%Cloud cover 0%Pressure 1015 hPa
Sunny
Feels like 9°C
Wind direction northeastGusts —
Humidity 75%Cloud cover 3%Pressure 1015 hPa
Sunny
Feels like 18°C
Wind direction northeastGusts —
Humidity 55%Cloud cover 1%Pressure 1014 hPa
Clear night
Feels like 13°C
Wind direction northeastGusts —
Humidity 75%Cloud cover 5%Pressure 1014 hPa
Tuesday
Clear night
Feels like 10°C
Wind direction northeastGusts —
Humidity 71%Cloud cover 5%Pressure 1014 hPa
Sunny
Feels like 10°C
Wind direction northeastGusts —
Humidity 73%Cloud cover 0%Pressure 1016 hPa
Mostly sunny
Feels like 21°C
Wind direction eastGusts —
Humidity 58%Cloud cover 27%Pressure 1015 hPa
Clear night
Feels like 14°C
Wind direction northeastGusts —
Humidity 85%Cloud cover 2%Pressure 1016 hPa
Wednesday
Mostly clear night
Feels like 12°C
Wind direction northeastGusts —
Humidity 90%Cloud cover 27%Pressure 1017 hPa
Mostly sunny
Feels like 14°C
Wind direction northGusts —
Humidity 90%Cloud cover 26%Pressure 1019 hPa
Overcast
Feels like 22°C
Wind direction westGusts —
Humidity 59%Cloud cover 99%Pressure 1019 hPa
Overcast night
Feels like 16°C
Wind direction westGusts —
Humidity 85%Cloud cover 96%Pressure 1020 hPa
Thursday
Mostly clear night
Feels like 14°C
Wind direction northGusts —
Humidity 83%Cloud cover 28%Pressure 1021 hPa
Sunny
Feels like 14°C
Wind direction northGusts —
Humidity 86%Cloud cover 9%Pressure 1023 hPa
Mostly sunny
Feels like 23°C
Wind direction westGusts —
Humidity 49%Cloud cover 30%Pressure 1023 hPa
Clear night
Feels like 13°C
Wind direction northGusts —
Humidity 70%Cloud cover 0%Pressure 1024 hPa
Friday
Partly cloudy night
Feels like 11°C
Wind direction northGusts —
Humidity 76%Cloud cover 43%Pressure 1025 hPa
Mostly sunny
Feels like 14°C
Wind direction northGusts —
Humidity 67%Cloud cover 15%Pressure 1026 hPa
Mostly sunny
Feels like 22°C
Wind direction southwestGusts —
Humidity 59%Cloud cover 27%Pressure 1024 hPa
Overcast night
Feels like 18°C
Wind direction westGusts —
Humidity 80%Cloud cover 100%Pressure 1022 hPa
Saturday
Overcast night
Feels like 15°C
Wind direction westGusts —
Humidity 93%Cloud cover 98%Pressure 1021 hPa
Overcast
Feels like 15°C
Wind direction southwestGusts —
Humidity 93%Cloud cover 99%Pressure 1020 hPa
Partly cloudy
Feels like 22°C
Wind direction southwestGusts —
Humidity 67%Cloud cover 42%Pressure 1018 hPa
Mostly clear night
Feels like 19°C
Wind direction westGusts —
Humidity 81%Cloud cover 26%Pressure 1017 hPa
Sunday
Partly cloudy night
Feels like 17°C
Wind direction southwestGusts —
Humidity 98%Cloud cover 73%Pressure 1017 hPa
Overcast
Feels like 16°C
Wind direction southwestGusts —
Humidity 99%Cloud cover 98%Pressure 1016 hPa
Light rain
Feels like 21°C
Wind direction southwestGusts —
Humidity 60%Cloud cover 70%Pressure 1012 hPa
Light rain
Feels like 18°C
Wind direction southwestGusts —
Humidity 74%Cloud cover 100%Pressure 1010 hPa
Monday
Moderate rain
Feels like 16°C
Wind direction southwestGusts —
Humidity 100%Cloud cover 100%Pressure 1007 hPa
Sunny
Feels like 5°C
Wind direction northwestGusts —
Humidity 71%Cloud cover 0%Pressure 1013 hPa
Sunny
Feels like 10°C
Wind direction westGusts —
Humidity 44%Cloud cover 2%Pressure 1014 hPa
Clear night
Feels like 7°C
Wind direction westGusts —
Humidity 56%Cloud cover 0%Pressure 1017 hPa
Tuesday
Clear night
Feels like 4°C
Wind direction westGusts —
Humidity 81%Cloud cover 2%Pressure 1020 hPa
Overcast
Feels like 5°C
Wind direction northwestGusts —
Humidity 83%Cloud cover 95%Pressure 1022 hPa
Overcast
Feels like 12°C
Wind direction westGusts —
Humidity 40%Cloud cover 100%Pressure 1019 hPa
Overcast night
Feels like 10°C
Wind direction westGusts —
Humidity 69%Cloud cover 100%Pressure 1018 hPa
In Grenville and, more broadly, across the province of Quebec: This morning across the region, skies are a mix of sun and cloud with temperatures ranging from approximately 7 to 18 degrees Celsius. Generally, conditions are dry in many areas, although some regions may experience light breezes. Winds are mainly from the north with speeds reaching up to around 16 km/h, and gusts may climb to approximately 33 km/h at times. During the afternoon, the sky is expected to remain partly cloudy, with temperatures holding steady or perhaps slightly warmer in some locations. Winds are likely to persist from the north, maintaining similar speeds and gusts. Overall, the day is forecast to be relatively mild and dry, with only minor variations in weather conditions across the region.
15-Day Weather Outlook for Grenville
TomorrowTomorrow
Sunny
18°/8°
💧 None
💨 14 km/h
Sunny
18°/8°
💧 None
💨 14 km/h
Daytime temperature 16°C
Feels like 13°C
Humidity 69%
Pressure 1035 hPa
Cloud cover 0%
Wind direction east
Gusts 31 km/h
Sunrise —
Sunset —
Thursday, Sep 24Thu Sep 24
Sunny
19°/8°
💧 None
💨 9 km/h
Sunny
19°/8°
💧 None
💨 9 km/h
Daytime temperature 18°C
Feels like 16°C
Humidity 70%
Pressure 1032 hPa
Cloud cover 0%
Wind direction east
Gusts 21 km/h
Sunrise —
Sunset —
Friday, Sep 25Fri Sep 25
Sunny
21°/10°
💧 None
💨 12 km/h
Sunny
21°/10°
💧 None
💨 12 km/h
Daytime temperature 19°C
Feels like 17°C
Humidity 68%
Pressure 1026 hPa
Cloud cover 0%
Wind direction northeast
Gusts 25 km/h
Sunrise —
Sunset —
Saturday, Sep 26Sat Sep 26
Overcast
21°/12°
💧 None
💨 15 km/h
Overcast
21°/12°
💧 None
💨 15 km/h
Daytime temperature 19°C
Feels like 16°C
Humidity 60%
Pressure 1022 hPa
Cloud cover 69%
Wind direction northeast
Gusts 30 km/h
Sunrise —
Sunset —
Sunday, Sep 27Sun Sep 27
Overcast
20°/13°
💧 None
💨 21 km/h
Overcast
20°/13°
💧 None
💨 21 km/h
Daytime temperature 18°C
Feels like 13°C
Humidity 58%
Pressure 1017 hPa
Cloud cover 85%
Wind direction northeast
Gusts 46 km/h
Sunrise —
Sunset —
Monday, Sep 28Mon Sep 28
Sunny
20°/13°
💧 None
💨 20 km/h
Sunny
20°/13°
💧 None
💨 20 km/h
Daytime temperature 20°C
Feels like 18°C
Humidity 68%
Pressure 1014 hPa
Cloud cover 2%
Wind direction northeast
Gusts —
Sunrise —
Sunset —
Tuesday, Sep 29Tue Sep 29
Mostly sunny
21°/13°
💧 None
💨 14 km/h
Mostly sunny
21°/13°
💧 None
💨 14 km/h
Daytime temperature 21°C
Feels like 21°C
Humidity 72%
Pressure 1015 hPa
Cloud cover 8%
Wind direction east
Gusts —
Sunrise —
Sunset —
Wednesday, Sep 30Wed Sep 30
Overcast
22°/13°
💧 0.0 mm
💨 9 km/h
Overcast
22°/13°
💧 0.0 mm
💨 9 km/h
Daytime temperature 22°C
Feels like 22°C
Humidity 81%
Pressure 1019 hPa
Cloud cover 62%
Wind direction west
Gusts —
Sunrise —
Sunset —
Thursday, Oct 1Thu Oct 1
Mostly sunny
23°/15°
💧 0.1 mm
💨 12 km/h
Mostly sunny
23°/15°
💧 0.1 mm
💨 12 km/h
Daytime temperature 23°C
Feels like 23°C
Humidity 72%
Pressure 1023 hPa
Cloud cover 17%
Wind direction west
Gusts —
Sunrise —
Sunset —
Friday, Oct 2Fri Oct 2
Partly cloudy
23°/12°
💧 None
💨 11 km/h
Partly cloudy
23°/12°
💧 None
💨 11 km/h
Daytime temperature 23°C
Feels like 22°C
Humidity 70%
Pressure 1024 hPa
Cloud cover 46%
Wind direction southwest
Gusts —
Sunrise —
Sunset —
Saturday, Oct 3Sat Oct 3
Overcast
23°/15°
💧 0.1 mm
💨 11 km/h
Overcast
23°/15°
💧 0.1 mm
💨 11 km/h
Daytime temperature 23°C
Feels like 22°C
Humidity 84%
Pressure 1019 hPa
Cloud cover 66%
Wind direction southwest
Gusts —
Sunrise —
Sunset —
Sunday, Oct 4Sun Oct 4
Light rain
24°/16°
💧 0.9 mm
💨 21 km/h
Light rain
24°/16°
💧 0.9 mm
💨 21 km/h
Daytime temperature 24°C
Feels like 21°C
Humidity 83%
Pressure 1014 hPa
Cloud cover 85%
Wind direction southwest
Gusts —
Sunrise —
Sunset —
Monday, Oct 5Mon Oct 5
Moderate rain
17°/10°
💧 8.5 mm
💨 19 km/h
Moderate rain
17°/10°
💧 8.5 mm
💨 19 km/h
Daytime temperature 15°C
Feels like 10°C
Humidity 68%
Pressure 1013 hPa
Cloud cover 26%
Wind direction west
Gusts —
Sunrise —
Sunset —
Tuesday, Oct 6Tue Oct 6
Overcast
15°/7°
💧 None
💨 10 km/h
Overcast
15°/7°
💧 None
💨 10 km/h
Daytime temperature 15°C
Feels like 12°C
Humidity 68%
Pressure 1020 hPa
Cloud cover 74%
Wind direction west
Gusts —
Sunrise —
Sunset —
TEMPERATURE OUTLOOK
Temperature & Weather Trends in Grenville
AIR QUALITY FORECAST
Air Quality Forecast for Grenville
Good
Nearest forecast value
7:00 AM
PM2.5 Fine particles Good 1,4µg/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 2,2µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 37,7µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 4,4µg/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 1,7µg/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 53,4µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 4,6µg/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 2,1µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 47,9µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 4,3µg/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 3,7µg/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 4,5µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Good 51,0µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 5,0µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is favorable for outdoor activities.
Fair
Selected time
12:00 AM
PM2.5 Fine particles Good 2,5µg/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 3,3µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Fair 67,9µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 4,4µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is acceptable for most people.
UV & HEALTH
UV, Sun & Health Outlook in Grenville
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 4,5Moderate
😊Good
Tomorrow
UV 4,5Moderate
🙂Fair
Thursday
UV 4,5Moderate
🙂Fair
Friday
UV 4,5Moderate
🙂Fair
Saturday
UV 5,0Moderate
🙂Fair
Sunday
UV 5,0Moderate
—Unavailable
Monday
UV 5,0Moderate
—Unavailable
Hourly UV index today
7:00 AMUV 0,0
8:00 AMUV 0,2
9:00 AMUV 0,9
10:00 AMUV 1,9
11:00 AMUV 3,2
12:00 PMUV 4,2
1:00 PMUV 4,5
2:00 PMUV 4,1
3:00 PMUV 3,2
4:00 PMUV 1,9
5:00 PMUV 0,9
6:00 PMUV 0,2
Today's weather health advice
Open today's recommendations.
Moderate UV risk
Sunglasses and sun protection are recommended for 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 Grenville
Sustained wind
Max gusts
NIGHT SKY · GRENVILLE, QUEBEC
Tonight's Stargazing & Shooting Stars
Excellent observing conditions. Best local viewing window: 4:00 AM–5:00 AM.
100/100Best-hour score
BEST TIME TONIGHT
4:00 AM–5:00 AM
Astronomical darkness: 8:36 PM–5:07 AM
Cloud cover
0%
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 59° 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 min72%
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 Grenville were last refreshed today at 6:53 AM. The current forecast period extends through 24/09/2026 at 4:00 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.