Chelmsford weather — 10-day forecast
Temperature, rain, wind and feels-like in Chelmsford, hour by hour and over 10 days, with the seasonal normal for context.
Now
Reading from 01:00 · NOAA HRRR model
25 °C
Overcast
Feels like 28 °C
Next 12 h
- 0126°
- 0225°48 %
- 0325°
- 0424°
- 0523°
- 05:45Sunrise
- 0623°
- 0724°
- 0826°
- 0926°
- 1029°
- 1130°
- 1231°
- 1331°
↓ 23°06:00↑ 31°13:00
- Humidity
- 75 %
- Dew point
- 21 °C
- Gusts
- 27.9 km/h
- Clouds
- 94 %
- Pressure
- 1,016 hPa
- Storm
- possible
Grid point 1.1 km away · 3.0 km grid · elevation 45 m
Air quality
The European air-quality index for the city, and the pollutants that set it.
Index set by Ozone
- Ozone
- 61.4µg/m³
- PM2.5
- 7.1µg/m³
- PM10
- 7.2µg/m³
- Nitrogen dioxide
- 8.9µg/m³
- Sulphur dioxide
- 0.7µg/m³
- Carbon monoxide
- 224.0µg/m³
- Dust (AOD)
- 0.00
Generated using Copernicus Atmosphere Monitoring Service information
Hour by hour
Step-by-step detail: temperature, wind, cloud cover and ultraviolet.
9 days
Each day's extremes and the chance of rain, out to the end of the run.
Rain probability (> 1 mm): 50 ECMWF ensemble members.
Today
Rain44 %
31°
23°
Sun
Mainly clear44 %
30°
21°
Mon
Mainly clear20 %
32°
19°
Tue
Thunderstorm48 %
27°
22°
Wed
Overcast48 %
26°
20°
Thu
Mainly clear
30°
20°
Fri
Light drizzle1 mm
28°
20°
Sat
Clear sky
28°
18°
Sun
Mainly clear
29°
19°
Gusts · Sat 56.4 km/h
Sun and UV
Sunrise, sunset, day length and ultraviolet intensity.
- Sunrise
- 05:45
- Daylight
- 14 h 12
- Sunset
- 19:57
Radiation · 19.7 MJ/m²
Sea state
Sea state at the marine grid point closest to the city.
Significant height: the mean of the highest third of waves. Individual waves reach about twice it.
Data: ECMWF
Today in Chelmsford the mean temperature will be 26.9 °C — +4.7 °C against the normal for 8 August, measured from 1940 to 2026. (1,290 obs.)