George Best Belfast City Airport Weather Forecast

    • 14
    • 19

    Cloudy

    • 13
    • 22

    Partly cloudy

    • 12
    • 21

    Sunny day

    • 12
    • 17

    Sunny day

    • 13
    • 18

    Sunny day

    • 12
    • 19

    Sunny day

    • 11
    • 18

    Cloudy

Today 23 May Northern Ireland

It will be a cloudy start but staying dry through the day with some bright or sunny intervals developing. Feeling warm, especially in the east. Maximum temperature 20 °C.

Tonight 23 May Northern Ireland

A dry evening with bright spells. Cloud will thicken overnight with some patchy rain spreading in from the west by the morning. Minimum temperature 11 °C.

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George Best Belfast City Airport Temperature Statistics

May Temperature

Aldergrove (23km)

  • Lowest 10 May, 2026

    1.9 °C

  • Average May

    10.3 °C

  • Highest 21 May, 2026

    18.7 °C

Climate (2021–Present)

Aldergrove (23km)

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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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