Letterloan Weather Forecast

    • 11
    • 17

    Heavy rain

    • 12
    • 16

    Partly cloudy

    • 13
    • 19

    Light rain

    • 11
    • 19

    Light rain

    • 11
    • 19

    Cloudy

    • 10
    • 20

    Cloudy

    • 11
    • 21

    Sunny day

Today 19 May Northern Ireland

Variable amounts of cloud and some bright or sunny spells along with scattered showers. These will turn heavy this afternoon with some hail and thunder. Warm in any brightness. Maximum temperature 17 °C.

Tonight 19 May Northern Ireland

This evening will be partly cloudy with scattered showers, heavy at first. Then the rest of the night will see variable amounts of cloud and some showery rain. Minimum temperature 10 °C.

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Letterloan Temperature Statistics

May Temperature

Magilligan No 2 (16km)

  • Lowest 6 May, 2026

    1.6 °C

  • Average May

    9.5 °C

  • Highest 1 May, 2026

    17.5 °C

Climate (2021–Present)

Magilligan No 2 (16km)

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  • Average Low 2021–2026

    7.6 °C

  • Average 2021–2026

    10.5 °C

  • Average High 2021–2026

    13.3 °C
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