Castletown Weather Forecast

    • 16
    • 18

    Cloudy

    • 14
    • 17

    Cloudy

    • 12
    • 16

    Light rain

    • 12
    • 17

    Light rain shower

    • 11
    • 16

    Partly cloudy

    • 12
    • 16

    Sunny day

Today 17 Aug South West Scotland and Lothian Borders

The odd light shower at first, otherwise a mainly dry but cloudy morning. Rain will spread across from the west through the afternoon, turning persistent and occasionally heavier later. Maximum temperature 18 °C.

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Castletown Temperature Statistics

August Temperature

Ronaldsway (1km)

  • Lowest 11 August, 2026

    10.4 °C

  • Average August

    16.5 °C

  • Highest 12 August, 2026

    23.4 °C

Climate (2021–2026)

Ronaldsway (1km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    11.2 °C

  • Average High 2021–2026

    13.3 °C
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