Grand Causeway Weather Forecast

    • 13
    • 14

    Light rain

    • 11
    • 15

    Cloudy

    • 13
    • 17

    Light rain

    • 10
    • 16

    Cloudy

    • 13
    • 17

    Light rain

    • 13
    • 17

    Cloudy

Today 8 Sep Northern Ireland

Rather cloudy with rain or showers in the morning, some heavy. Bright spells in the afternoon as showers become more scattered. Fresh to strong westerly winds. On the cool side. Maximum temperature 16 °C.

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Grand Causeway Temperature Statistics

September Temperature

Ballypatrick Forest (23km)

  • Lowest 5 September, 2026

    10.8 °C

  • Average September

    14.2 °C

  • Highest 2 September, 2026

    19.6 °C

Climate (2021–2026)

Ballypatrick Forest (23km)

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  • Average Low 2021–2026

    6.9 °C

  • Average 2021–2026

    9.6 °C

  • Average High 2021–2026

    12.2 °C
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