Castledawson Weather Forecast

    • -2
    • 7

    Heavy rain shower

    • 6
    • 8

    Light rain

    • 4
    • 10

    Light rain shower

    • 5
    • 9

    Partly cloudy

    • 7
    • 11

    Heavy rain

    • 8
    • 11

    Cloudy

    • 7
    • 12

    Cloudy

Today 25 Mar Northern Ireland

Mostly cloudy with some bright or sunny spells and blustery, wintry showers, which may be heavy at times. Winds strong at times. Feeling colder. Maximum temperature 7 °C.

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Castledawson Temperature Statistics

March Temperature

Lough Fea Samos (17km)

  • Lowest 6 March, 2026

    -0.8 °C

  • Average March

    7.3 °C

  • Highest 20 March, 2026

    15.3 °C

Climate (2021–2026)

Lough Fea Samos (17km)

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  • Average Low 2021–2026

    6.4 °C

  • Average 2021–2026

    9.2 °C

  • Average High 2021–2026

    12.1 °C
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