Cardiff Weather Forecast

    • 18
    • 26

    Showers. Possible late storm

    • 18
    • 25

    Rain

    • 18
    • 26

    Shower or two

    • 17
    • 26

    Shower or two

    • 17
    • 26

    Shower or two

    • 15
    • 30

    Possible shower

Today 17 Jan Newcastle

Cloudy. Very high chance of showers. The chance of a thunderstorm in the afternoon and evening, possibly severe with damaging winds and heavy rain which may lead to flash flooding. Winds southwesterly 15 to 20 km/h turning southerly 25 to 35 km/h in the morning.

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  • Temperature Forecast Bureau of Meteorology

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Cardiff Temperature Statistics View More

January Temperature

Newcastle (Nobbys) (13km)

  • Lowest 12 January, 2026

    16.7 °C

  • Average January

    22.2 °C

  • Highest 10 January, 2026

    36.9 °C

Climate (2021–Present)

Newcastle (Nobbys) (13km)

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  • Average Low 2021–2026

    15.3 °C

  • Average 2021–2026

    18.5 °C

  • Average High 2021–2026

    22.3 °C
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