Portaferry Weather Forecast

    • 11
    • 15

    Light rain

    • 14
    • 16

    Light rain

    • 11
    • 16

    Cloudy

    • 14
    • 16

    Cloudy

    • 15
    • 19

    Cloudy

    • 12
    • 17

    Cloudy

    • 12
    • 15

    Cloudy

Today 17 Sep Northern Ireland

Variable amounts of cloud and some bright or sunny spells. There will be scattered showers, these becoming fewer later in the afternoon. Windy with fresh occasionally strong westerly winds. Maximum temperature 16 °C.

Tonight 17 Sep Northern Ireland

Mainly dry this evening with just the odd passing shower. Then the rest of the night will be dry. Westerly winds easing down, but remaining fresh along the north coast. Minimum temperature 11 °C.

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Portaferry Temperature Statistics

September Temperature

Aldergrove (54km)

  • Lowest 9 September, 2026

    10.1 °C

  • Average September

    14.9 °C

  • Highest 2 September, 2026

    20.7 °C

Climate (2021–2026)

Aldergrove (54km)

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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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