Alton weather — 10-day forecast
Temperature, rain, wind and feels-like in Alton, hour by hour and over 10 days, with the seasonal normal for context.
Now
Reading from 18:00 · NOAA HRRR model
33 °C
Clear sky
Next 12 h
- 1833°
- 1931°
- 19:07Sunset
- 2030°
- 2128°
- 2227°
- 2327°
- 0027°
- 0127°
- 0226°
- 0326°
- 0426°
- 0525°
- 0626°
↑ 33°18:00↓ 25°05:00
- Humidity
- 50 %
- Dew point
- 21 °C
- Gusts
- 35.3 km/h
- Clouds
- 1 %
- Pressure
- 1,011 hPa ↑
- Storm
- possible
Grid point 0.8 km away · 3.0 km grid · elevation 53 m
Air quality
The European air-quality index for the city, and the pollutants that set it.
Index set by Ozone
- Ozone
- 54.4µg/m³
- PM2.5
- 5.4µg/m³
- PM10
- 8.0µg/m³
- Nitrogen dioxide
- 2.7µg/m³
- Sulphur dioxide
- 0.8µg/m³
- Carbon monoxide
- 108.0µg/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.
10 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
Mainly clear36 %
35°
27°
Thu
Partly cloudy
34°
25°
Fri
Partly cloudy36 %
28°
21°
Sat
Mainly clear36 %
22°
15°
Sun
Overcast
24°
12°
Mon
Overcast
25°
15°
Tue
Partly cloudy
28°
19°
Wed
Light drizzle3 mm
29°
23°
Thu
Clear sky
29°
18°
Fri
Clear sky
30°
20°
Gusts · Fri 57.4 km/h · Sat 56.2 km/h
Sun and UV
Sunrise, sunset, day length and ultraviolet intensity.
- Sunrise
- 07:32
- Daylight
- 11 h 35
- Sunset
- 19:07
Radiation · 10.7 MJ/m²
Today in Alton the mean temperature will be 31.6 °C — +6.8 °C against the normal for 14 October, measured from 1940 to 2026. (1,290 obs.)