Portsmouth Harbour - M275 Motorway Bridge Weather Forecast

    • 18
    • 19

    Light rain

    • 15
    • 22

    Partly cloudy

    • 16
    • 21

    Cloudy

    • 16
    • 22

    Sunny day

    • 19
    • 25

    Sunny day

Today 19 Jul London and South East England

Increasingly cloudy and breezy during the morning, with occasionally heavy rain spreading from the west. Rain becoming light and patchy in the afternoon, with perhaps some brighter spells in the west. Maximum Temperature 21C.

Tonight 19 Jul London and South East England

Breezy with further rain initially, locally heavy, but becoming drier later in the night, with perhaps a few clear spells in the far west. A mild night. Minimum Temperature 17C.

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Portsmouth Harbour - M275 Motorway Bridge Temperature Statistics

July Temperature

Thorney Island (6.8 miles)

  • Lowest 16 July, 2019

    9 °C

  • Average July

    17.4 °C

  • Highest 12 July, 2019

    25.6 °C

Climate (2011–Present)

Thorney Island (6.8 miles)

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  • Average Low 2011–Present

    7.9 °C

  • Average 2011–Present

    10.9 °C

  • Average High 2011–Present

    13.7 °C
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