St Mary's Airport Weather Forecast

    • 13
    • 13

    Cloudy

    • 13
    • 14

    Partly cloudy

    • 13
    • 14

    Overcast

    • 13
    • 15

    Cloudy

    • 14
    • 16

    Sunny day

    • 14
    • 16

    Sunny day

Today 20 May South West England

Largely cloudy at first on Wednesday, but some brighter spells developing at times. A few spots of rain possible where the cloud thickens. Maximum temperature 19 °C.

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St Mary's Airport Temperature Statistics

May Temperature

Scilly St Marys (0km)

  • Lowest 18 May, 2026

    9.1 °C

  • Average May

    11.9 °C

  • Highest 4 May, 2026

    15.4 °C

Climate (2021–Present)

Scilly St Marys (0km)

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  • Average Low 2021–2026

    11.2 °C

  • Average 2021–2026

    12.8 °C

  • Average High 2021–2026

    14.4 °C
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