St Mellons Weather Forecast

    • 12
    • 21

    Sunny day

    • 14
    • 20

    Sunny day

    • 14
    • 19

    Cloudy

    • 10
    • 15

    Cloudy

    • 8
    • 13

    Light rain shower

Today 20 Sep Wales

A mixture of sunny spells and patchy cloud this morning. Cloud clearing throughout the day leaving plenty of sunshine through the afternoon. Breezy, but less so than Saturday with winds easing throughout the day. Maximum Temperature 20C.

Tonight 20 Sep Wales

Staying dry tonight with generally clear skies at first but some areas of fog may develop in the east overnight. Feeling chilly, with rural grass frost possible in the north. Minimum Temperature 8C.

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St Mellons Temperature Statistics

September Temperature

St-athan (16.8 miles)

  • Lowest 1 September, 2020

    9.2 °C
  • Average September

    15.6 °C
  • Highest 14 September, 2020

    26.1 °C

Climate (2011–Present)

St-athan (16.8 miles)

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  • Average Low 2011–Present

    8.4 °C
  • Average 2011–Present

    11.3 °C
  • Average High 2011–Present

    14.2 °C
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