Ballysillan Weather Forecast

    • 10
    • 14

    Partly cloudy

    • 14
    • 16

    Overcast

    • 9
    • 16

    Overcast

    • 6
    • 12

    Partly cloudy

    • 5
    • 11

    Partly cloudy

    • 9
    • 12

    Cloudy

    • 7
    • 13

    Light rain

Today 3 Oct Northern Ireland

It will stay dry and bright with some decent or lengthy spells of sunshine though turning hazy at times. Feeling quite warm in the sunshine. Maximum temperature 17 °C.

Tonight 3 Oct Northern Ireland

Dry with clear spells at first but gradually clouding over from the west later in the evening. Cloudy but dry overnight. Freshening southwest winds around the North coast. Minimum temperature 11 °C.

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Ballysillan Temperature Statistics

October Temperature

Aldergrove (16km)

  • Lowest 1 October, 2026

    8.7 °C

  • Average October

    12.6 °C

  • Highest 1 October, 2026

    16.5 °C

Climate (2021–2026)

Aldergrove (16km)

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  • Average Low 2021–2026

    7.5 °C

  • Average 2021–2026

    10.5 °C

  • Average High 2021–2026

    13.4 °C
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