Castlereagh Weather Forecast

    • 1
    • 7

    Light rain

    • 4
    • 5

    Partly cloudy

    • 4
    • 9

    Light rain

    • 3
    • 7

    Sunny day

    • 3
    • 8

    Cloudy

    • 3
    • 8

    Cloudy

Today 29 Nov Northern Ireland

Cloudy with some patchy light rain at first. Otherwise a largely dry day with some bright spells developing. Light winds and feeling a bit cooler than recent days. Maximum Temperature 7C.

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Castlereagh Temperature Statistics

November Temperature

Aldergrove (23km)

  • Lowest 21 November, 2025

    -2.2 °C

  • Average November

    8 °C

  • Highest 6 November, 2025

    15.7 °C

Climate (2020–Present)

Aldergrove (23km)

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  • Average Low 2020–2025

    7.4 °C

  • Average 2020–2025

    10.3 °C

  • Average High 2020–2025

    13.3 °C
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