St Johns Weather Forecast

    • 12
    • 17

    Cloudy

    • 12
    • 17

    Sunny day

    • 11
    • 16

    Partly cloudy

    • 14
    • 18

    Sunny day

    • 15
    • 18

    Cloudy

    • 15
    • 18

    Light rain shower

    • 13
    • 17

    Light rain shower

Today 21 Aug South West Scotland and Lothian Borders

Variable amounts of cloud with some bright or sunny spells, the best of these across the southwest in the morning. A few showers developing, some heavy in the afternoon over Dumfries and Galloway. Maximum temperature 18 °C.

Tonight 21 Aug South West Scotland and Lothian Borders

Showers soon dying out, otherwise a dry evening with sunny spells. Skies becoming mostly clear overnight and turning chilly, especially in the glens. Minimum temperature 6 °C.

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St Johns Temperature Statistics

August Temperature

Ronaldsway (12km)

  • Lowest 11 August, 2026

    10.4 °C

  • Average August

    16.3 °C

  • Highest 12 August, 2026

    23.4 °C

Climate (2021–2026)

Ronaldsway (12km)

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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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