Garrison Weather Forecast

    • 5
    • 9

    Overcast

    • 5
    • 9

    Overcast

    • 3
    • 7

    Cloudy

    • 0
    • 5

    Partly cloudy

    • 1
    • 5

    Sunny day

    • 2
    • 7

    Sunny day

Today 22 Dec Northern Ireland

The morning will be cloudy with outbreaks of rain. The rain will clear from the east during the afternoon with clear spells following from the evening. Maximum Temperature 10C.

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Garrison Temperature Statistics

December Temperature

Castlederg (46km)

  • Lowest 16 December, 2025

    -3.4 °C

  • Average December

    6.9 °C

  • Highest 9 December, 2025

    14.9 °C

Climate (2020–Present)

Castlederg (46km)

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  • Average Low 2020–2025

    6.1 °C

  • Average 2020–2025

    9.8 °C

  • Average High 2020–2025

    13.5 °C
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