Portsmouth Harbour - Pewit Island Weather Forecast

    • 4
    • 7

    Partly cloudy

    • 6
    • 7

    Partly cloudy

    • 9
    • 12

    Overcast

    • 8
    • 11

    Overcast

    • 7
    • 9

    Overcast

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    • 8

    Overcast

Today 22 Dec London and South East England

Sunny spells and a few blustery showers on Sunday, mainly in the north of the region. Showers could briefly be wintry at first. Windy and feeling cold. Winds decreasing overnight. Maximum Temperature 7C.

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Portsmouth Harbour - Pewit Island Temperature Statistics

December Temperature

Thorney Island (15km)

  • Lowest 4 December, 2024

    0.1 °C

  • Average December

    8.1 °C

  • Highest 1 December, 2024

    13.7 °C

Climate (2019–Present)

Thorney Island (15km)

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  • Average Low 2019–2024

    8.5 °C

  • Average 2019–2024

    11.8 °C

  • Average High 2019–2024

    15 °C
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