Portsmouth Harbour Entrance Weather Forecast

    • 4
    • 11

    Cloudy

    • 8
    • 12

    Partly cloudy

    • 12
    • 14

    Light rain

    • 10
    • 15

    Cloudy

    • 9
    • 13

    Light rain shower

Today 6 May London and South East England

A chilly start, but generally dry and bright. However, patchy cloud will increase through the morning, bringing scattered showers, some of which will be heavy. Maximum Temperature 13C.

Tonight 6 May London and South East England

Showers dying out this evening to leave a dry night with largely clear skies. It will be cold, and a patchy frost is likely to form by dawn. Minimum Temperature 2C.

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Portsmouth Harbour Entrance Temperature Statistics

May Temperature

Thorney Island (8.1 miles)

  • Lowest 2 May, 2021

    0.7 °C

  • Average May

    7.4 °C

  • Highest 4 May, 2021

    13.5 °C

Climate (2011–Present)

Thorney Island (8.1 miles)

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  • Average Low 2011–Present

    7.4 °C

  • Average 2011–Present

    10.9 °C

  • Average High 2011–Present

    14.2 °C
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