Castlereagh Weather Forecast

    • 13
    • 19

    Light rain

    • 11
    • 19

    Partly cloudy

    • 14
    • 19

    Partly cloudy

    • 16
    • 21

    Cloudy

    • 14
    • 22

    Partly cloudy

    • 14
    • 20

    Cloudy

    • 14
    • 21

    Cloudy

Today 19 Jun Northern Ireland

Cloudy with outbreaks of occasionally heavy rain. Becoming drier over northern abd western counties in the afternoon with bright spells and a few showers. Maximum temperature 19 °C.

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Castlereagh Temperature Statistics

June Temperature

Aldergrove (23km)

  • Lowest 9 June, 2026

    7.7 °C

  • Average June

    13.4 °C

  • Highest 17 June, 2026

    19.8 °C

Climate (2021–2026)

Aldergrove (23km)

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  • Average Low 2021–2026

    7.5 °C

  • Average 2021–2026

    10.4 °C

  • Average High 2021–2026

    13.4 °C
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