Mostly cloudy night
Feels like 20°C
Wind direction southwest
Gusts 61 km/h
Humidity 82%
Cloud cover 83%
Pressure 1012 hPa
Now · 3:00 AM
Chelmsford Weather & Hourly Forecast
United Kingdom · England · CM1 1AE
20°C
Mostly cloudy night
Feels like: 20°C
💧 Humidity 82%
🌡 Pressure 1012 hPa
💨 Wind 32 km/h
👁 Visibility 10.0 km
☁ Clouds 83%
☀️ UV index 0.0 · Low
🌅 Sunrise 6:15 AM
🌇 Sunset 7:39 PM
Hourly Forecast for Chelmsford
Today
Mostly cloudy night
Overcast
Feels like 21°C
Wind direction southwest
Gusts 65 km/h
Humidity 80%
Cloud cover 92%
Pressure 1010 hPa
Light rain
Feels like 20°C
Wind direction west
Gusts 44 km/h
Humidity 86%
Cloud cover 100%
Pressure 1012 hPa
Overcast
Feels like 21°C
Wind direction west
Gusts 42 km/h
Humidity 67%
Cloud cover 100%
Pressure 1013 hPa
Overcast
Feels like 21°C
Wind direction west
Gusts 43 km/h
Humidity 42%
Cloud cover 100%
Pressure 1014 hPa
Overcast
Feels like 19°C
Wind direction west
Gusts 38 km/h
Humidity 47%
Cloud cover 100%
Pressure 1016 hPa
Partly cloudy night
Feels like 15°C
Wind direction west
Gusts 40 km/h
Humidity 63%
Cloud cover 36%
Pressure 1018 hPa
Tomorrow
Mostly clear night
Feels like 14°C
Wind direction west
Gusts 41 km/h
Humidity 75%
Cloud cover 18%
Pressure 1019 hPa
Mostly cloudy night
Feels like 13°C
Wind direction west
Gusts 40 km/h
Humidity 79%
Cloud cover 66%
Pressure 1020 hPa
Mostly cloudy
Feels like 13°C
Wind direction west
Gusts 36 km/h
Humidity 84%
Cloud cover 81%
Pressure 1022 hPa
Mostly cloudy
Feels like 18°C
Wind direction northwest
Gusts 25 km/h
Humidity 57%
Cloud cover 69%
Pressure 1024 hPa
Mostly cloudy
Feels like 22°C
Wind direction west
Gusts 20 km/h
Humidity 42%
Cloud cover 57%
Pressure 1024 hPa
Sunny
Feels like 22°C
Wind direction west
Gusts 16 km/h
Humidity 34%
Cloud cover 6%
Pressure 1024 hPa
Partly cloudy
Feels like 19°C
Wind direction northwest
Gusts 7 km/h
Humidity 42%
Cloud cover 49%
Pressure 1024 hPa
Partly cloudy night
Feels like 15°C
Wind direction east
Gusts 6 km/h
Humidity 51%
Cloud cover 45%
Pressure 1025 hPa
Sunday
Partly cloudy night
Feels like 14°C
Wind direction south
Gusts 4 km/h
Humidity 61%
Cloud cover 35%
Pressure 1025 hPa
Today
Mostly cloudy night
Feels like 20°C
Wind direction southwestGusts 61 km/h
Humidity 82%Cloud cover 83%Pressure 1012 hPa
Overcast night
Feels like 20°C
Wind direction southwestGusts 66 km/h
Humidity 80%Cloud cover 86%Pressure 1012 hPa
Overcast night
Feels like 20°C
Wind direction southwestGusts 66 km/h
Humidity 80%Cloud cover 88%Pressure 1011 hPa
Overcast
Feels like 21°C
Wind direction southwestGusts 65 km/h
Humidity 80%Cloud cover 92%Pressure 1010 hPa
Overcast
Feels like 21°C
Wind direction westGusts 58 km/h
Humidity 80%Cloud cover 100%Pressure 1011 hPa
Light rain
Feels like 21°C
Wind direction westGusts 45 km/h
Humidity 84%Cloud cover 100%Pressure 1011 hPa
Light rain
Feels like 20°C
Wind direction westGusts 44 km/h
Humidity 86%Cloud cover 100%Pressure 1012 hPa
Light rain
Feels like 19°C
Wind direction westGusts 48 km/h
Humidity 83%Cloud cover 100%Pressure 1012 hPa
Overcast
Feels like 19°C
Wind direction westGusts 47 km/h
Humidity 81%Cloud cover 100%Pressure 1013 hPa
Overcast
Feels like 21°C
Wind direction westGusts 42 km/h
Humidity 67%Cloud cover 100%Pressure 1013 hPa
Overcast
Feels like 21°C
Wind direction westGusts 44 km/h
Humidity 56%Cloud cover 100%Pressure 1013 hPa
Overcast
Feels like 21°C
Wind direction westGusts 44 km/h
Humidity 49%Cloud cover 100%Pressure 1013 hPa
Overcast
Feels like 21°C
Wind direction westGusts 43 km/h
Humidity 42%Cloud cover 100%Pressure 1014 hPa
Overcast
Feels like 20°C
Wind direction westGusts 43 km/h
Humidity 44%Cloud cover 100%Pressure 1014 hPa
Overcast
Feels like 20°C
Wind direction westGusts 41 km/h
Humidity 45%Cloud cover 100%Pressure 1015 hPa
Overcast
Feels like 19°C
Wind direction westGusts 38 km/h
Humidity 47%Cloud cover 100%Pressure 1016 hPa
Overcast night
Feels like 18°C
Wind direction westGusts 37 km/h
Humidity 50%Cloud cover 100%Pressure 1017 hPa
Mostly cloudy night
Feels like 16°C
Wind direction westGusts 39 km/h
Humidity 58%Cloud cover 54%Pressure 1017 hPa
Partly cloudy night
Feels like 15°C
Wind direction westGusts 40 km/h
Humidity 63%Cloud cover 36%Pressure 1018 hPa
Partly cloudy night
Feels like 15°C
Wind direction westGusts 41 km/h
Humidity 66%Cloud cover 27%Pressure 1018 hPa
Tomorrow
Mostly clear night
Feels like 14°C
Wind direction westGusts 41 km/h
Humidity 72%Cloud cover 22%Pressure 1018 hPa
Mostly clear night
Feels like 14°C
Wind direction westGusts 41 km/h
Humidity 75%Cloud cover 18%Pressure 1019 hPa
Clear night
Feels like 14°C
Wind direction westGusts 42 km/h
Humidity 77%Cloud cover 0%Pressure 1019 hPa
Partly cloudy night
Feels like 13°C
Wind direction westGusts 42 km/h
Humidity 78%Cloud cover 49%Pressure 1020 hPa
Mostly cloudy night
Feels like 13°C
Wind direction westGusts 40 km/h
Humidity 79%Cloud cover 66%Pressure 1020 hPa
Mostly cloudy night
Feels like 13°C
Wind direction westGusts 41 km/h
Humidity 82%Cloud cover 72%Pressure 1021 hPa
Mostly cloudy night
Feels like 12°C
Wind direction westGusts 37 km/h
Humidity 85%Cloud cover 78%Pressure 1021 hPa
Mostly cloudy
Feels like 13°C
Wind direction westGusts 36 km/h
Humidity 84%Cloud cover 81%Pressure 1022 hPa
Partly cloudy
Feels like 15°C
Wind direction westGusts 33 km/h
Humidity 78%Cloud cover 47%Pressure 1022 hPa
Mostly cloudy
Feels like 16°C
Wind direction westGusts 28 km/h
Humidity 66%Cloud cover 63%Pressure 1023 hPa
Mostly cloudy
Feels like 18°C
Wind direction northwestGusts 25 km/h
Humidity 57%Cloud cover 69%Pressure 1024 hPa
Mostly cloudy
Feels like 19°C
Wind direction westGusts 23 km/h
Humidity 52%Cloud cover 55%Pressure 1024 hPa
Mostly cloudy
Feels like 21°C
Wind direction westGusts 21 km/h
Humidity 47%Cloud cover 62%Pressure 1024 hPa
Mostly cloudy
Feels like 22°C
Wind direction westGusts 20 km/h
Humidity 42%Cloud cover 57%Pressure 1024 hPa
Sunny
Feels like 22°C
Wind direction westGusts 18 km/h
Humidity 38%Cloud cover 10%Pressure 1024 hPa
Sunny
Feels like 22°C
Wind direction westGusts 17 km/h
Humidity 35%Cloud cover 7%Pressure 1024 hPa
Sunny
Feels like 22°C
Wind direction westGusts 16 km/h
Humidity 34%Cloud cover 6%Pressure 1024 hPa
Partly cloudy
Feels like 21°C
Wind direction westGusts 14 km/h
Humidity 34%Cloud cover 27%Pressure 1024 hPa
Partly cloudy
Feels like 21°C
Wind direction northwestGusts 12 km/h
Humidity 36%Cloud cover 42%Pressure 1024 hPa
Partly cloudy
Feels like 19°C
Wind direction northwestGusts 7 km/h
Humidity 42%Cloud cover 49%Pressure 1024 hPa
Mostly cloudy night
Feels like 17°C
Wind direction northGusts 6 km/h
Humidity 47%Cloud cover 51%Pressure 1025 hPa
Partly cloudy night
Feels like 16°C
Wind direction northeastGusts 5 km/h
Humidity 49%Cloud cover 35%Pressure 1025 hPa
Partly cloudy night
Feels like 15°C
Wind direction eastGusts 6 km/h
Humidity 51%Cloud cover 45%Pressure 1025 hPa
Partly cloudy night
Feels like 14°C
Wind direction southeastGusts 8 km/h
Humidity 55%Cloud cover 41%Pressure 1025 hPa
Sunday
Partly cloudy night
Feels like 14°C
Wind direction southGusts 5 km/h
Humidity 59%Cloud cover 36%Pressure 1025 hPa
Partly cloudy night
Feels like 14°C
Wind direction southGusts 4 km/h
Humidity 61%Cloud cover 35%Pressure 1025 hPa
Overcast night
Feels like 14°C
Wind direction southGusts 7 km/h
Humidity 62%Cloud cover 100%Pressure 1025 hPa
Mostly cloudy night
Feels like 13°C
Wind direction southGusts 9 km/h
Humidity 67%Cloud cover 66%Pressure 1025 hPa
Mostly cloudy night
Feels like 13°C
Wind direction southGusts 11 km/h
Humidity 69%Cloud cover 77%Pressure 1024 hPa
Mostly cloudy night
Feels like 13°C
Wind direction southGusts 12 km/h
Humidity 72%Cloud cover 83%Pressure 1024 hPa
Overcast night
Feels like 14°C
Wind direction southGusts 21 km/h
Humidity 73%Cloud cover 86%Pressure 1024 hPa
Overcast
Feels like 14°C
Wind direction southeastGusts 25 km/h
Humidity 73%Cloud cover 89%Pressure 1023 hPa
Overcast
Feels like 16°C
Wind direction southGusts 26 km/h
Humidity 71%Cloud cover 100%Pressure 1023 hPa
Overcast
Feels like 17°C
Wind direction southGusts 27 km/h
Humidity 62%Cloud cover 100%Pressure 1023 hPa
Overcast
Feels like 18°C
Wind direction southGusts 27 km/h
Humidity 53%Cloud cover 100%Pressure 1023 hPa
Overcast
Feels like 18°C
Wind direction southGusts 23 km/h
Humidity 52%Cloud cover 100%Pressure 1022 hPa
Overcast
Feels like 17°C
Wind direction southeastGusts 26 km/h
Humidity 57%Cloud cover 100%Pressure 1022 hPa
Overcast
Feels like 22°C
Wind direction southGusts 22 km/h
Humidity 39%Cloud cover 98%Pressure 1021 hPa
Mostly cloudy
Feels like 24°C
Wind direction southGusts 23 km/h
Humidity 34%Cloud cover 75%Pressure 1020 hPa
Overcast
Feels like 25°C
Wind direction southGusts 20 km/h
Humidity 31%Cloud cover 87%Pressure 1019 hPa
Overcast
Feels like 25°C
Wind direction southGusts 21 km/h
Humidity 30%Cloud cover 92%Pressure 1019 hPa
Overcast
Feels like 24°C
Wind direction southeastGusts 22 km/h
Humidity 32%Cloud cover 94%Pressure 1018 hPa
Overcast
Feels like 23°C
Wind direction southeastGusts 29 km/h
Humidity 35%Cloud cover 95%Pressure 1018 hPa
Overcast
Feels like 21°C
Wind direction southeastGusts 25 km/h
Humidity 41%Cloud cover 96%Pressure 1017 hPa
Overcast night
Feels like 19°C
Wind direction southeastGusts 20 km/h
Humidity 46%Cloud cover 99%Pressure 1017 hPa
Overcast night
Feels like 18°C
Wind direction southeastGusts 8 km/h
Humidity 53%Cloud cover 96%Pressure 1017 hPa
Overcast night
Feels like 18°C
Wind direction southeastGusts 9 km/h
Humidity 55%Cloud cover 98%Pressure 1017 hPa
Overcast night
Feels like 17°C
Wind direction southGusts 6 km/h
Humidity 53%Cloud cover 97%Pressure 1016 hPa
Monday
Overcast night
Feels like 17°C
Wind direction southGusts 7 km/h
Humidity 49%Cloud cover 93%Pressure 1016 hPa
Mostly cloudy night
Feels like 17°C
Wind direction southGusts 8 km/h
Humidity 48%Cloud cover 79%Pressure 1015 hPa
Partly cloudy night
Feels like 17°C
Wind direction southwestGusts 9 km/h
Humidity 49%Cloud cover 31%Pressure 1015 hPa
Mostly cloudy night
Feels like 17°C
Wind direction southwestGusts 9 km/h
Humidity 49%Cloud cover 67%Pressure 1015 hPa
Mostly cloudy night
Feels like 16°C
Wind direction westGusts 19 km/h
Humidity 50%Cloud cover 78%Pressure 1014 hPa
Mostly cloudy night
Feels like 16°C
Wind direction westGusts 26 km/h
Humidity 54%Cloud cover 84%Pressure 1014 hPa
Overcast night
Feels like 16°C
Wind direction westGusts 32 km/h
Humidity 60%Cloud cover 87%Pressure 1014 hPa
Overcast
Feels like 16°C
Wind direction westGusts 31 km/h
Humidity 63%Cloud cover 89%Pressure 1015 hPa
Overcast
Feels like 17°C
Wind direction westGusts 33 km/h
Humidity 63%Cloud cover 100%Pressure 1015 hPa
Overcast
Feels like 18°C
Wind direction westGusts 27 km/h
Humidity 68%Cloud cover 98%Pressure 1015 hPa
Overcast
Feels like 21°C
Wind direction westGusts 29 km/h
Humidity 65%Cloud cover 91%Pressure 1015 hPa
Mostly cloudy
Feels like 22°C
Wind direction westGusts 28 km/h
Humidity 58%Cloud cover 71%Pressure 1015 hPa
Mostly cloudy
Feels like 23°C
Wind direction westGusts 28 km/h
Humidity 57%Cloud cover 61%Pressure 1015 hPa
Mostly cloudy
Feels like 22°C
Wind direction westGusts 29 km/h
Humidity 61%Cloud cover 64%Pressure 1015 hPa
Mostly cloudy
Feels like 23°C
Wind direction westGusts 31 km/h
Humidity 58%Cloud cover 81%Pressure 1016 hPa
Overcast
Feels like 22°C
Wind direction westGusts 29 km/h
Humidity 56%Cloud cover 91%Pressure 1015 hPa
Overcast
Feels like 23°C
Wind direction westGusts 28 km/h
Humidity 53%Cloud cover 94%Pressure 1015 hPa
Overcast
Feels like 21°C
Wind direction westGusts 26 km/h
Humidity 54%Cloud cover 95%Pressure 1015 hPa
Overcast
Feels like 21°C
Wind direction westGusts 25 km/h
Humidity 47%Cloud cover 96%Pressure 1015 hPa
Overcast
Feels like 20°C
Wind direction westGusts 28 km/h
Humidity 47%Cloud cover 97%Pressure 1015 hPa
Overcast night
Feels like 18°C
Wind direction westGusts 25 km/h
Humidity 52%Cloud cover 100%Pressure 1015 hPa
Overcast night
Feels like 17°C
Wind direction westGusts 31 km/h
Humidity 55%Cloud cover 100%Pressure 1015 hPa
Overcast night
Feels like 16°C
Wind direction westGusts 29 km/h
Humidity 61%Cloud cover 100%Pressure 1015 hPa
Overcast night
Feels like 16°C
Wind direction westGusts 34 km/h
Humidity 60%Cloud cover 100%Pressure 1014 hPa
Tuesday
Overcast night
Feels like 16°C
Wind direction westGusts 39 km/h
Humidity 60%Cloud cover 100%Pressure 1014 hPa
Overcast night
Feels like 15°C
Wind direction westGusts 39 km/h
Humidity 63%Cloud cover 100%Pressure 1014 hPa
Overcast night
Feels like 16°C
Wind direction westGusts 41 km/h
Humidity 65%Cloud cover 100%Pressure 1013 hPa
Overcast night
Feels like 15°C
Wind direction southwestGusts 41 km/h
Humidity 70%Cloud cover 100%Pressure 1013 hPa
In Chelmsford and, more broadly, across East of England: This morning will start with mostly cloudy skies and mild temperatures ranging from 15 to 20 degrees Celsius. There may be some light rain, with a total accumulation of around 1.8 mm, and the likelihood of rain is high. Winds from the west will be noticeable, reaching up to 24 mph, with gusts possibly gusting as high as 42 mph. During the afternoon, the cloud cover is expected to remain, and the risk of rain persists. Temperatures are likely to stay within the same mild range, and winds will continue to be strong, maintaining their westward direction. Overall, it will be a rather grey and breezy day, with the chance of some light showers throughout.
15-Day Weather Outlook for Chelmsford
Friday, Sep 4Fri Sep 4
Light rain
23°/16°
💧 1.1 mm
💨 35 km/h
Light rain
23°/16°
💧 1.1 mm
💨 35 km/h
Daytime temperature 20°C
Feels like 20°C
Humidity 77%
Pressure 1013 hPa
Cloud cover 100%
Wind direction southwest
Gusts 66 km/h
Sunrise 6:15 AM
Sunset 7:39 PM
TomorrowTomorrow
Partly cloudy
24°/13°
💧 None
💨 19 km/h
Partly cloudy
24°/13°
💧 None
💨 19 km/h
Daytime temperature 21°C
Feels like 20°C
Humidity 44%
Pressure 1024 hPa
Cloud cover 42%
Wind direction west
Gusts 43 km/h
Sunrise 6:16 AM
Sunset 7:37 PM
Sunday, Sep 6Sun Sep 6
Overcast
26°/14°
💧 None
💨 20 km/h
Overcast
26°/14°
💧 None
💨 20 km/h
Daytime temperature 22°C
Feels like 21°C
Humidity 35%
Pressure 1021 hPa
Cloud cover 100%
Wind direction south
Gusts 28 km/h
Sunrise 6:18 AM
Sunset 7:35 PM
Monday, Sep 7Mon Sep 7
Light rain
25°/16°
💧 0.2 mm
💨 24 km/h
Light rain
25°/16°
💧 0.2 mm
💨 24 km/h
Daytime temperature 25°C
Feels like 25°C
Humidity 45%
Pressure 1014 hPa
Cloud cover 83%
Wind direction west
Gusts 31 km/h
Sunrise 6:19 AM
Sunset 7:33 PM
Tuesday, Sep 8Tue Sep 8
Light rain
20°/15°
💧 0.7 mm
💨 36 km/h
Light rain
20°/15°
💧 0.7 mm
💨 36 km/h
Daytime temperature 19°C
Feels like 18°C
Humidity 35%
Pressure 1012 hPa
Cloud cover 47%
Wind direction west
Gusts 50 km/h
Sunrise 6:21 AM
Sunset 7:30 PM
Wednesday, Sep 9Wed Sep 9
Overcast
18°/12°
💧 None
💨 30 km/h
Overcast
18°/12°
💧 None
💨 30 km/h
Daytime temperature 18°C
Feels like 17°C
Humidity 46%
Pressure 1012 hPa
Cloud cover 99%
Wind direction west
Gusts 50 km/h
Sunrise 6:23 AM
Sunset 7:28 PM
Thursday, Sep 10Thu Sep 10
Moderate rain
16°/13°
💧 9.2 mm
💨 20 km/h
Moderate rain
16°/13°
💧 9.2 mm
💨 20 km/h
Daytime temperature 14°C
Feels like 14°C
Humidity 91%
Pressure 1000 hPa
Cloud cover 100%
Wind direction south
Gusts 44 km/h
Sunrise 6:24 AM
Sunset 7:26 PM
Friday, Sep 11Fri Sep 11
Light rain
18°/13°
💧 0.1 mm
💨 31 km/h
Light rain
18°/13°
💧 0.1 mm
💨 31 km/h
Daytime temperature 18°C
Feels like 17°C
Humidity 48%
Pressure 1004 hPa
Cloud cover 87%
Wind direction west
Gusts 48 km/h
Sunrise 6:26 AM
Sunset 7:23 PM
Saturday, Sep 12Sat Sep 12
Partly cloudy
20°/10°
💧 None
💨 22 km/h
Partly cloudy
20°/10°
💧 None
💨 22 km/h
Daytime temperature 18°C
Feels like 17°C
Humidity 43%
Pressure 1013 hPa
Cloud cover 42%
Wind direction northwest
Gusts 39 km/h
Sunrise 6:27 AM
Sunset 7:21 PM
Sunday, Sep 13Sun Sep 13
Light rain
17°/10°
💧 0.3 mm
💨 25 km/h
Light rain
17°/10°
💧 0.3 mm
💨 25 km/h
Daytime temperature 17°C
Feels like 16°C
Humidity 55%
Pressure 1018 hPa
Cloud cover 96%
Wind direction northwest
Gusts 37 km/h
Sunrise 6:29 AM
Sunset 7:19 PM
Monday, Sep 14Mon Sep 14
Overcast
20°/10°
💧 None
💨 18 km/h
Overcast
20°/10°
💧 None
💨 18 km/h
Daytime temperature 18°C
Feels like 17°C
Humidity 46%
Pressure 1024 hPa
Cloud cover 85%
Wind direction west
Gusts 34 km/h
Sunrise 6:31 AM
Sunset 7:16 PM
Tuesday, Sep 15Tue Sep 15
Light rain
19°/13°
💧 2.0 mm
💨 26 km/h
Light rain
19°/13°
💧 2.0 mm
💨 26 km/h
Daytime temperature 19°C
Feels like 19°C
Humidity 82%
Pressure 1020 hPa
Cloud cover 96%
Wind direction west
Gusts 46 km/h
Sunrise 6:32 AM
Sunset 7:14 PM
Wednesday, Sep 16Wed Sep 16
Light rain
19°/15°
💧 1.4 mm
💨 20 km/h
Light rain
19°/15°
💧 1.4 mm
💨 20 km/h
Daytime temperature 19°C
Feels like 20°C
Humidity 93%
Pressure 1017 hPa
Cloud cover 100%
Wind direction west
Gusts 42 km/h
Sunrise 6:34 AM
Sunset 7:12 PM
Thursday, Sep 17Thu Sep 17
Light rain
15°/11°
💧 1.7 mm
💨 14 km/h
Light rain
15°/11°
💧 1.7 mm
💨 14 km/h
Daytime temperature 14°C
Feels like 13°C
Humidity 71%
Pressure 1017 hPa
Cloud cover 100%
Wind direction northwest
Gusts 30 km/h
Sunrise 6:35 AM
Sunset 7:09 PM
Friday, Sep 18Fri Sep 18
Mostly sunny
19°/10°
💧 None
💨 12 km/h
Mostly sunny
19°/10°
💧 None
💨 12 km/h
Daytime temperature 17°C
Feels like 17°C
Humidity 50%
Pressure 1017 hPa
Cloud cover 24%
Wind direction northeast
Gusts 23 km/h
Sunrise 6:37 AM
Sunset 7:07 PM
TEMPERATURE OUTLOOK
Temperature & Weather Trends in Chelmsford
AIR QUALITY FORECAST
Air Quality Forecast for Chelmsford
Good
Nearest forecast value
4:00 AM
PM2.5 Fine particles Good 2,4µg/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 5,9µg/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 3,8µg/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 2,1µg/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 7,4µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Fair 67,3µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 4,9µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is acceptable for most people.
Fair
Selected time
12:00 AM
PM2.5 Fine particles Good 2,9µg/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 7,6µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Fair 65,1µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 10,5µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is acceptable for most people.
Fair
Selected time
12:00 AM
PM2.5 Fine particles Good 6,2µg/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 9,6µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Fair 88,0µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 5,4µg/m³
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
Air quality is acceptable for most people.
Fair
Selected time
12:00 AM
PM2.5 Fine particles Good 1,2µg/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 3,4µg/m³
Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.
O₃ Ozone Fair 74,7µg/m³
Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.
NO₂ Nitrogen dioxide Good 5,2µg/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 Chelmsford
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 4,3Moderate
😊Good
Tomorrow
UV 4,8Moderate
🙂Fair
Sunday
UV 4,9Moderate
🙂Fair
Monday
UV 5,0Moderate
🙂Fair
Tuesday
UV 5,0Moderate
🙂Fair
Wednesday
UV 4,0Moderate
—Unavailable
Thursday
UV 4,0Moderate
—Unavailable
Hourly UV index today
7:00 AMUV 0,0
8:00 AMUV 0,1
9:00 AMUV 0,1
10:00 AMUV 1,4
11:00 AMUV 3,0
12:00 PMUV 3,9
1:00 PMUV 4,3
2:00 PMUV 4,0
3:00 PMUV 3,1
4:00 PMUV 2,3
5:00 PMUV 1,2
6:00 PMUV 0,4
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 Chelmsford
Sustained wind
Max gusts
Internal PR simulation:
4.64
Population: 110,625
DISCOVER WEATHER NEARBY Weather in other cities
Explore current conditions and forecasts for other locations.
Forecast data for Chelmsford were last refreshed today at 3:00 AM. The current forecast period extends through 06/09/2026 at 1:00 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.