St Austell Weather Forecast

    • 15
    • 18

    Overcast

    • 14
    • 18

    Cloudy

    • 10
    • 16

    Heavy rain shower

    • 8
    • 13

    Light rain shower

    • 7
    • 14

    Partly cloudy

    • 8
    • 14

    Sunny day

    • 8
    • 15

    Cloudy

Today 18 Sep South West England

A cloudy and mild start to Thursday with some drizzle in places. Turning drier and somewhat brighter through the afternoon with sunny intervals. Feeling humid and staying windy. Maximum Temperature 20C.

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St Austell Temperature Statistics

September Temperature

Cardinham (19km)

  • Lowest 14 September, 2025

    8.2 °C

  • Average September

    13.6 °C

  • Highest 6 September, 2025

    19.2 °C

Climate (2020–Present)

Cardinham (19km)

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  • Average Low 2020–2025

    7.9 °C

  • Average 2020–2025

    10.8 °C

  • Average High 2020–2025

    13.9 °C
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