Devenish Island Weather Forecast

    • 8
    • 14

    Cloudy

    • 10
    • 14

    Light rain

    • 11
    • 16

    Heavy rain

    • 11
    • 16

    Cloudy

    • 11
    • 18

    Cloudy

    • 11
    • 21

    Cloudy

    • 13
    • 21

    Cloudy

Today 9 Jun Northern Ireland

A dry and bright start in the east, otherwise a largely cloudy day with widespread showers, some heavy and thundery. Some bright spells developing in the afternoon, especially along the North Coast. Maximum temperature 16 °C.

Tonight 9 Jun Northern Ireland

Some heavy showers to start the evening but these will slowly die out. Further showers will then spreading in from the west overnight. Minimum temperature 7 °C.

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Devenish Island Temperature Statistics

June Temperature

Castlederg (37km)

  • Lowest 8 June, 2026

    6.2 °C

  • Average June

    12.1 °C

  • Highest 1 June, 2026

    21.7 °C

Climate (2021–Present)

Castlederg (37km)

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  • Average Low 2021–2026

    6.2 °C

  • Average 2021–2026

    9.9 °C

  • Average High 2021–2026

    13.6 °C
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