Cornwall Weather Forecast

    • 10
    • 18

    Shower or two

    • 8
    • 17

    Shower or two

    • 8
    • 21

    Partly cloudy

    • 9
    • 23

    Partly cloudy

    • 12
    • 26

    Partly cloudy

    • 16
    • 28

    Shower or two

    • 11
    • 21

    Possible shower

Today 22 Dec East Coast

Cloudy. High chance of showers, most likely in the afternoon and evening. Light winds becoming north to northeasterly 20 to 30 km/h in the middle of the day then shifting west to southwesterly 15 to 20 km/h in the evening. Overnight temperatures falling to between 6 and 11 with daytime temperatures reaching between 16 and 20.

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Cornwall Temperature Statistics View More

December Temperature

St Helens Aerodrome (27km)

  • Lowest 9 December, 2024

    10.3 °C

  • Average December

    17 °C

  • Highest 13 December, 2024

    25.8 °C

Climate (2019–Present)

St Helens Aerodrome (27km)

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  • Average Low 2019–2024

    9.3 °C

  • Average 2019–2024

    13.2 °C

  • Average High 2019–2024

    18.1 °C
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