Belfast Harbour Entrance Weather Forecast

    • 13
    • 18

    Cloudy

    • 12
    • 20

    Cloudy

    • 15
    • 20

    Cloudy

    • 16
    • 19

    Light rain

    • 15
    • 20

    Light rain shower

    • 14
    • 20

    Heavy rain shower

    • 13
    • 19

    Partly cloudy

Today 31 Jul Northern Ireland

Starting off mainly dry with some brightness in the east. Otherwise rather cloudy at times with showers breaking out, these becoming fewer later in the afternoon. Maximum temperature 18 °C.

Tonight 31 Jul Northern Ireland

Any showers will die away out this evening. Then the rest of the night will be dry with variable amounts of cloud and clear periods. Minimum temperature 8 °C.

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Belfast Harbour Entrance Temperature Statistics

July Temperature

Aldergrove (22km)

  • Lowest 19 July, 2026

    10.8 °C

  • Average July

    16.8 °C

  • Highest 8 July, 2026

    26.5 °C

Climate (2021–2026)

Aldergrove (22km)

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  • Average Low 2021–2026

    7.5 °C

  • Average 2021–2026

    10.4 °C

  • Average High 2021–2026

    13.4 °C
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