Southsea Weather Forecast
- 15
- 25
Sunny day
- 17
- 22
Sunny day
- 17
- 22
Cloudy
- 16
- 24
Cloudy
- 15
- 22
Overcast
- 15
- 21
Partly cloudy
Today 16 Aug London and South East England
Any low cloud, mist or hill fog clearing through the morning, though it may linger along the coast into the afternoon. Generally fine and dry with good spells of sunshine. Maximum Temperature 26C.
Southsea Temperature Statistics
August Temperature
Thorney Island (12km)
Lowest 6 August, 2025
9.9 °CAverage August
18.5 °CHighest 12 August, 2025
28.1 °C
Climate (2020–Present)
Thorney Island (12km)
Average Low 2020–2025
8.6 °CAverage 2020–2025
11.9 °CAverage High 2020–2025
15.1 °C