River Severn - Second Severn Bridge Weather Forecast

    • 15
    • 20

    Cloudy

    • 13
    • 20

    Cloudy

    • 18
    • 20

    Light rain

    • 16
    • 20

    Cloudy

    • 17
    • 21

    Cloudy

    • 14
    • 20

    Partly cloudy

Today 10 Sep Wales

Early sunshine is likely in the east on Thursday. However, cloud and patchy rain will spread from the west, heralding an increasingly wet and breezy afternoon. Heavier rain arriving later. Maximum temperature 18 °C.

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River Severn - Second Severn Bridge Temperature Statistics

September Temperature

Lyneham (49km)

  • Lowest 1 September, 2026

    10.3 °C

  • Average September

    16.9 °C

  • Highest 6 September, 2026

    25.7 °C

Climate (2021–2026)

Lyneham (49km)

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  • Average Low 2021–2026

    7.7 °C

  • Average 2021–2026

    11.2 °C

  • Average High 2021–2026

    14.8 °C
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