St Martin's Weather Forecast

    • 17
    • 18

    Partly cloudy

    • 17
    • 19

    Sunny day

    • 18
    • 19

    Cloudy

    • 18
    • 19

    Cloudy

    • 18
    • 19

    Light rain

    • 17
    • 19

    Light rain shower

    • 17
    • 19

    Light rain shower

Today 22 Aug South West England

The odd shower possible across parts of Cornwall and Devon, otherwise a dry and bright day on Saturday with spells of sunshine. Temperatures near average. Maximum temperature 21 °C.

Tonight 22 Aug South West England

A bright end to the day with sunny spells this evening. Remaining dry overnight with clear spells developing. Rather chilly, particularly in rural spots. Minimum temperature 8 °C.

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St Martin's Temperature Statistics

August Temperature

Scilly St Marys (5km)

  • Lowest 2 August, 2026

    14.3 °C

  • Average August

    18.9 °C

  • Highest 13 August, 2026

    24.5 °C

Climate (2021–2026)

Scilly St Marys (5km)

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  • Average Low 2021–2026

    11.3 °C

  • Average 2021–2026

    12.9 °C

  • Average High 2021–2026

    14.6 °C
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