Blaenavon Weather Forecast

    • 8
    • 17

    Cloudy

    • 11
    • 18

    Cloudy

    • 8
    • 17

    Cloudy

    • 8
    • 16

    Partly cloudy

    • 9
    • 16

    Partly cloudy

    • 9
    • 15

    Partly cloudy

Today 23 Sep Wales

Overcast with outbreaks of rain, this locally heavy and persistent across the hills and mountains of north Wales. Becoming drier and brighter from the west during the afternoon. Maximum temperature 20 °C.

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Blaenavon Temperature Statistics

September Temperature

Hereford (39km)

  • Lowest 12 September, 2026

    7.2 °C

  • Average September

    16.3 °C

  • Highest 14 September, 2026

    25.3 °C

Climate (2021–2026)

Hereford (39km)

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  • Average Low 2021–2026

    6.9 °C

  • Average 2021–2026

    11.2 °C

  • Average High 2021–2026

    15.3 °C
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