Sydenham Weather Forecast

    • 16
    • 20

    Cloudy

    • 16
    • 21

    Cloudy

    • 14
    • 20

    Cloudy

    • 13
    • 18

    Light rain

    • 13
    • 18

    Light rain shower

    • 12
    • 17

    Light rain shower

    • 13
    • 18

    Partly cloudy

Today 26 Aug Northern Ireland

It will be cloudy with outbreaks of rain, the rain occasionally heavy. Some drier spells possible, mainly across the south in the afternoon. Breezy around the coast. Maximum temperature 18 °C.

Tonight 26 Aug Northern Ireland

Dry for most but a few heavy showers around this evening. Mostly cloudy but clear spells later in the night with some low cloud and mist. Minimum temperature 13 °C.

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Sydenham Temperature Statistics

August Temperature

Aldergrove (23km)

  • Lowest 24 August, 2026

    5.3 °C

  • Average August

    15.5 °C

  • Highest 13 August, 2026

    26.1 °C

Climate (2021–2026)

Aldergrove (23km)

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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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