Portsmouth Harbour - Haslar Marina Weather Forecast

    • 15
    • 19

    Sunny day

    • 15
    • 20

    Cloudy

    • 14
    • 20

    Cloudy

    • 14
    • 19

    Sunny day

    • 15
    • 19

    Cloudy

    • 14
    • 19

    Sunny day

    • 11
    • 17

    Partly cloudy

Today 1 Oct London and South East England

Bright and sunny start to the day for many, cloudier periods developing in the afternoon with the wind strengthening but staying dry for most. Temperatures above average. Maximum temperature 21 °C.

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Portsmouth Harbour - Haslar Marina Temperature Statistics

October Temperature

Thorney Island (14km)

  • Lowest

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  • Average October

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Climate (2021–2026)

Thorney Island (14km)

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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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