Londonderry Weather Forecast

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    • 6

    Sunny day

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    • 5

    Sunny day

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    • 5

    Cloudy

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    • 5

    Overcast

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    Overcast

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    Overcast

Today 26 Dec Northern Ireland

Staying dry and bright on Boxing Day with sunny spells. Chilly easterly winds around Irish Sea coasts and the frost becoming extensive in the west at night. Maximum Temperature 7C.

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Londonderry Temperature Statistics

December Temperature

Magilligan No 2 (29km)

  • Lowest 25 December, 2025

    0.7 °C

  • Average December

    7.7 °C

  • Highest 9 December, 2025

    16.1 °C

Climate (2020–Present)

Magilligan No 2 (29km)

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  • Average Low 2020–2025

    7.5 °C

  • Average 2020–2025

    10.5 °C

  • Average High 2020–2025

    13.3 °C
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