River Severn - Second Severn Bridge Weather Forecast

    • 18
    • 34

    Sunny day

    • 18
    • 30

    Sunny day

    • 17
    • 26

    Partly cloudy

    • 13
    • 24

    Sunny day

    • 17
    • 23

    Partly cloudy

    • 18
    • 22

    Cloudy

    • 16
    • 22

    Cloudy

Today 12 Aug Wales

Dry with lots of strong sunshine, temperatures rising rapidly during the morning. High level cloud will make the skies a little hazy at times. Feeling very warm and locally hot particularly across southeast Wales. Maximum temperature 34 °C.

Tonight 12 Aug Wales

Plenty of evening sunshine and then dry overnight with prolonged clear periods and variable cloud. Staying warm in urban areas with light winds. Minimum temperature 15 °C.

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River Severn - Second Severn Bridge Temperature Statistics

August Temperature

Lyneham (49km)

  • Lowest 7 August, 2026

    9.4 °C

  • Average August

    18.8 °C

  • Highest 3 August, 2026

    30.4 °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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