Stormont Weather Forecast

    • 4
    • 11

    Cloudy

    • 6
    • 9

    Sunny day

    • 4
    • 10

    Heavy rain

    • 6
    • 9

    Light rain shower

    • 5
    • 9

    Cloudy

    • 5
    • 9

    Overcast

    • 5
    • 9

    Overcast

Today 18 Dec Northern Ireland

Apart from the odd shower this morning will be dry with bright spells. This afternoon will be cloudy with rain spreading from the west. Freshening southerly winds this afternoon. Maximum Temperature 9C.

Tonight 18 Dec Northern Ireland

Occasionally heavy rain in the east this evening soon clearing then a mix of clear spells and blustery showers, these heaviest and most frequent across northern and western counties. Occasionally strong southwesterly winds. Minimum Temperature 4C.

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Stormont Temperature Statistics

December Temperature

Aldergrove (26km)

  • Lowest 16 December, 2025

    0.3 °C

  • Average December

    7.4 °C

  • Highest 9 December, 2025

    14.6 °C

Climate (2020–Present)

Aldergrove (26km)

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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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