River Severn - Second Severn Bridge Weather Forecast

    • 18
    • 27

    Cloudy

    • 17
    • 24

    Thunder shower

    • 17
    • 21

    Light rain shower

    • 17
    • 21

    Heavy rain

    • 16
    • 21

    Light rain shower

    • 16
    • 19

    Partly cloudy

    • 15
    • 20

    Cloudy

Today 26 Aug Wales

Rather cloudy this morning, with outbreaks of rain, some heavy and perhaps thundery at times. Brighter conditions will develop around lunchtime, though further thundery showers are possible this afternoon. Very warm and humid. Maximum temperature 26 °C.

Tonight 26 Aug Wales

Showers easing this evening, leaving a dry but muggy start to the night. Further rain and thunderstorms are likely to reach the south by dawn. Minimum temperature 16 °C.

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River Severn - Second Severn Bridge Temperature Statistics

August Temperature

Lyneham (49km)

  • Lowest 23 August, 2026

    9.4 °C

  • Average August

    19.1 °C

  • Highest 13 August, 2026

    35.2 °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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