Newtown (Southampton) Weather Forecast

    • 11
    • 18

    Cloudy

    • 16
    • 18

    Cloudy

    • 11
    • 21

    Cloudy

    • 17
    • 20

    Partly cloudy

    • 14
    • 21

    Partly cloudy

    • 17
    • 21

    Partly cloudy

    • 12
    • 21

    Cloudy

Today 9 Sep London and South East England

Generally dry with good spells of sunshine, though there may be some isolated showers. Winds falling light. Dry with clear spells overnight. Maximum temperature 20 °C.

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Newtown (Southampton) Temperature Statistics

September Temperature

Thorney Island (31km)

  • Lowest 1 September, 2026

    10.8 °C

  • Average September

    18.3 °C

  • Highest 3 September, 2026

    23.5 °C

Climate (2021–2026)

Thorney Island (31km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    12.4 °C

  • Average High 2021–2026

    15.6 °C
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