Cornwall Weather Forecast

    • 3
    • 12

    Mostly sunny

    • 2
    • 13

    Showers easing

    • 1
    • 14

    Morning frost. Mostly sunny

    • 6
    • 12

    Showers

    • 4
    • 13

    Possible shower

    • 1
    • 14

    Possible shower

    • 5
    • 15

    Showers

Today 16 Jul East Coast

Slight chance of a shower early this morning. Areas of morning frost about higher ground. Mostly sunny afternoon. Winds westerly 15 to 25 km/h turning northwesterly 15 to 20 km/h in the late afternoon. Daytime maximum temperatures between 9 and 13.

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Cornwall Temperature Statistics View More

July Temperature

St Helens Aerodrome (27km)

  • Lowest 12 July, 2025

    0 °C

  • Average July

    8.8 °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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