Southampton Water - River Test Entrance Weather Forecast

    • 18
    • 24

    Sunny day

    • 22
    • 29

    Sunny day

    • 19
    • 29

    Sunny day

    • 18
    • 26

    Sunny day

    • 16
    • 24

    Partly cloudy

    • 17
    • 23

    Cloudy

    • 17
    • 23

    Partly cloudy

Today 11 Aug London and South East England

Another primarily sunny day with just a little wispy high cloud at times. Breezier than on Monday and feeling slightly cooler in some coastal regions. Otherwise, becoming very warm. Maximum temperature 27 °C.

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Southampton Water - River Test Entrance Temperature Statistics

August Temperature

Middle Wallop (31km)

  • Lowest 8 August, 2026

    7.8 °C

  • Average August

    19.1 °C

  • Highest 3 August, 2026

    30.6 °C

Climate (2021–2026)

Middle Wallop (31km)

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  • Average Low 2021–2026

    7.7 °C

  • Average 2021–2026

    11.6 °C

  • Average High 2021–2026

    15.5 °C
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