Dorchester Weather Forecast

    • 15
    • 21

    Partly cloudy

    • 15
    • 19

    Light rain

    • 13
    • 20

    Cloudy

    • 11
    • 20

    Partly cloudy

    • 12
    • 22

    Sunny day

    • 13
    • 22

    Partly cloudy

Today 4 Jul South West England

Mainly dry and bright with plenty of sunny spells once any mist quickly clears. Breezier at times, especially through the Bristol Channel. Feeling warm in the sunshine. Maximum Temperature 24C.

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Dorchester Temperature Statistics

July Temperature

Isle Of Portland (21km)

  • Lowest 2 July, 2025

    16.1 °C

  • Average July

    18 °C

  • Highest 1 July, 2025

    22.3 °C

Climate (2020–Present)

Isle Of Portland (21km)

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  • Average Low 2020–2025

    10.3 °C

  • Average 2020–2025

    12.1 °C

  • Average High 2020–2025

    14 °C
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