Letterloan Weather Forecast

    • 14
    • 18

    Cloudy

    • 13
    • 20

    Light rain

    • 12
    • 16

    Light rain shower

    • 11
    • 15

    Cloudy

    • 11
    • 14

    Light rain shower

    • 12
    • 16

    Cloudy

    • 11
    • 16

    Light rain shower

Today 13 Sep Northern Ireland

Dry with some bright or sunny spells at first, mainly over northern counties, rather cloudy in the south. Staying dry in the afternoon with variable cloud and bright spells. Maximum temperature 19 °C.

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Letterloan Temperature Statistics

September Temperature

Magilligan No 2 (16km)

  • Lowest 9 September, 2026

    9.8 °C

  • Average September

    14.9 °C

  • Highest 6 September, 2026

    22.4 °C

Climate (2021–2026)

Magilligan No 2 (16km)

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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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