Southampton weather — 10-day forecast
Temperature, rain, wind and feels-like in Southampton, hour by hour and over 10 days, with the seasonal normal for context.
Now
Reading from 05:00 · Meteo-France AROME 1.3 km model
15 °C
Overcast
Next 12 h
- 0515°
- 05:42Sunrise
- 0615°
- 0716°
- 0818°
- 0919°
- 1021°
- 1122°
- 1223°
- 1324°
- 1424°
- 1524°
- 1624°
- 1725°
↓ 15°06:00↑ 25°17:00
- Humidity
- 76 %
- Dew point
- 11 °C
- Gusts
- 8.8 km/h
- Clouds
- 94 %
- Pressure
- 1,021 hPa
Grid point 0.5 km away · 1.3 km grid · elevation 4 m
Air quality
The European air-quality index for the city, and the pollutants that set it.
Index set by PM2.5
- PM2.5
- 19.8µg/m³▲
- PM10
- 24.6µg/m³
- Ozone
- 30.6µg/m³
- Nitrogen dioxide
- 23.0µg/m³
- Sulphur dioxide
- 3.8µg/m³
- Carbon monoxide
- 166.0µg/m³
- Dust (AOD)
- 0.01
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
Overcast
25°
15°
Sun
Mainly clear
31°
16°
Mon
Mainly clear
28°
16°
Tue
Mainly clear
27°
18°
Wed
Partly cloudy
28°
19°
Thu
Mainly clear
30°
17°
Fri
Partly cloudy
31°
20°
Sat
Light drizzle1 mm
28°
19°
Sun
Light drizzle0 mm
24°
17°
Sun and UV
Sunrise, sunset, day length and ultraviolet intensity.
- Sunrise
- 05:42
- Daylight
- 14 h 58
- Sunset
- 20:40
Radiation · 22.6 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 Southampton the mean temperature will be 20.4 °C — +3.5 °C against the normal for 8 August, measured from 1940 to 2026. (1,290 obs.)