Portstewart Weather Forecast

    • 9
    • 14

    Light rain

    • 10
    • 14

    Light rain

    • 10
    • 15

    Light rain

    • 9
    • 16

    Thunder shower

    • 9
    • 14

    Light rain shower

    • 8
    • 14

    Light rain shower

    • 9
    • 15

    Light rain shower

Today 4 Jun Northern Ireland

It will be cloudy with rain or showers, some heavy, during the morning. Rain will clear to showers during the morning, these becoming frequent during the afternoon. Maximum temperature 17 °C.

Tonight 4 Jun Northern Ireland

The evening will see some bright spells and showers. These showers will clear form the late evening and clear spells will increase towards the morning. Minimum temperature 10 °C.

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Portstewart Temperature Statistics

June Temperature

Magilligan No 2 (14km)

  • Lowest 3 June, 2026

    11.3 °C

  • Average June

    13.9 °C

  • Highest 1 June, 2026

    19.6 °C

Climate (2021–Present)

Magilligan No 2 (14km)

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  • Average Low 2021–2026

    7.6 °C

  • Average 2021–2026

    10.6 °C

  • Average High 2021–2026

    13.4 °C
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