Newton Bay Weather Forecast

    • 19
    • 21

    Overcast

    • 16
    • 22

    Partly cloudy

    • 17
    • 21

    Partly cloudy

    • 14
    • 20

    Partly cloudy

    • 15
    • 20

    Sunny day

    • 17
    • 21

    Cloudy

    • 17
    • 22

    Cloudy

Today 27 Jul Wales

Apart from the chance of an early light shower across north and mid Wales, Monday promises to be generally dry with bright or sunny spells, mainly in the east. Feeling quite warm in the westerly breeze. Maximum temperature 21 °C.

Tonight 27 Jul Wales

Remaining cloudy, with some clear spells in the east. The cloud will bring showery outbreaks of rain or drizzle, chiefly over the hills and mountains. Minimum temperature 13 °C.

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Newton Bay Temperature Statistics

July Temperature

St-athan (17km)

  • Lowest 3 July, 2026

    11.1 °C

  • Average July

    19.7 °C

  • Highest 10 July, 2026

    31.9 °C

Climate (2021–2026)

St-athan (17km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    11.9 °C

  • Average High 2021–2026

    14.7 °C
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