River Foyle - Londonderry Weather Forecast

    • 12
    • 17

    Heavy rain

    • 9
    • 15

    Partly cloudy

    • 11
    • 17

    Light rain

    • 10
    • 15

    Light rain

    • 11
    • 16

    Light rain shower

    • 9
    • 15

    Light rain shower

    • 10
    • 15

    Cloudy

Today 22 Sep Northern Ireland

Bright spells and mostly dry in the morning. Cloud and rain, turning occasionally heavy, spreads east from the early afternoon. Maximum temperature 20 °C.

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River Foyle - Londonderry Temperature Statistics

September Temperature

Magilligan No 2 (29km)

  • Lowest 13 September, 2026

    9.1 °C

  • Average September

    14.6 °C

  • Highest 6 September, 2026

    22.4 °C

Climate (2021–2026)

Magilligan No 2 (29km)

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  • Average Low 2021–2026

    7.7 °C

  • Average 2021–2026

    10.6 °C

  • Average High 2021–2026

    13.4 °C
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