Mournebeg Weather Forecast

    • 15
    • 21

    Light rain

    • 14
    • 18

    Overcast

    • 14
    • 18

    Cloudy

    • 12
    • 18

    Overcast

    • 13
    • 20

    Cloudy

    • 13
    • 19

    Cloudy

Today 20 Jul Northern Ireland

A dry, mostly cloudy start. A few showers break out through the morning. Showers turn heavier and more widespread in the afternoon with some thunder possible. Maximum Temperature 21C.

Tonight 20 Jul Northern Ireland

Scattered heavy showers in the evening. More persistent rain is likely to spread into the east, turning heavy later in the night. Minimum Temperature 14C.

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Mournebeg Temperature Statistics

July Temperature

Castlederg (5km)

  • Lowest 2 July, 2025

    5.3 °C

  • Average July

    15.9 °C

  • Highest 12 July, 2025

    29.3 °C

Climate (2020–Present)

Castlederg (5km)

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  • Average Low 2020–2025

    6 °C

  • Average 2020–2025

    9.8 °C

  • Average High 2020–2025

    13.5 °C
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