Castleroe Weather Forecast

    • 16
    • 24

    Sunny day

    • 13
    • 23

    Cloudy

    • 12
    • 21

    Cloudy

    • 10
    • 20

    Partly cloudy

    • 11
    • 19

    Cloudy

    • 12
    • 20

    Cloudy

Today 17 Aug Northern Ireland

Any mist patches quickly dispersing to leave a dry day with plenty of warm sunshine. Light winds. Maximum Temperature 24C.

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Castleroe Temperature Statistics

August Temperature

Magilligan No 2 (19km)

  • Lowest 15 August, 2025

    10.5 °C
  • Average August

    16 °C
  • Highest 13 August, 2025

    25.4 °C

Climate (2020–Present)

Magilligan No 2 (19km)

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  • Average Low 2020–2025

    7.5 °C
  • Average 2020–2025

    10.4 °C
  • Average High 2020–2025

    13.2 °C
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