Cornwall Weather Forecast

    • 3
    • 10

    Partly cloudy

    • 0
    • 13

    Morning frost. Sunny

    • 3
    • 13

    Shower or two

    • 4
    • 13

    Showers easing

    • 1
    • 14

    Morning frost. Mostly sunny

    • 4
    • 13

    Shower or two

    • 5
    • 13

    Shower or two

Today 14 Jul East Coast

Cloudy. Slight chance of a shower, most likely in the early morning with possible small hail in the south. Snow possible above 600 metres. Areas of morning frost about higher ground. Winds west to southwesterly 25 to 35 km/h tending west to northwesterly 15 to 20 km/h during the day. Overnight temperatures falling to between zero and 4 with daytime temperatures reaching between 6 and 11.

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Cornwall Temperature Statistics View More

July Temperature

St Helens Aerodrome (27km)

  • Lowest 12 July, 2025

    0 °C

  • Average July

    9 °C

  • Highest 7 July, 2025

    16.6 °C

Climate (2020–Present)

St Helens Aerodrome (27km)

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  • Average Low 2020–2025

    9.4 °C

  • Average 2020–2025

    13.3 °C

  • Average High 2020–2025

    18.2 °C
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