St Mary's Weather Forecast

    • 15
    • 18

    Light rain

    • 15
    • 16

    Sunny day

    • 16
    • 16

    Cloudy

    • 16
    • 17

    Overcast

    • 15
    • 17

    Cloudy

    • 16
    • 17

    Overcast

Today 14 Sep South West England

A band of rain, with prolonged or heavy downpours, will spread northeastwards through much of the day, bringing widespread strong winds, with gales likely. Showers follow later. Feeling muggy. Maximum Temperature 18C.

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St Mary's Temperature Statistics

September Temperature

Scilly St Marys (1km)

  • Lowest 11 September, 2025

    12.3 °C

  • Average September

    15.8 °C

  • Highest 2 September, 2025

    19.5 °C

Climate (2020–Present)

Scilly St Marys (1km)

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  • Average Low 2020–2025

    11.1 °C

  • Average 2020–2025

    12.6 °C

  • Average High 2020–2025

    14.3 °C
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