Shannon Weather Forecast

    • 10
    • 16

    Shower

    • 8
    • 16

    Shower

    • 10
    • 18

    Shower

    • 9
    • 19

    Cloudy

    • 7
    • 21

    Partly cloudy

    • 7
    • 23

    Partly cloudy

    • 11
    • 28

    Sunny

Today 17 Sep South West

Cloudy. High chance of showers, becoming less likely this afternoon. The chance of a thunderstorm in the east. Winds westerly 20 to 30 km/h. Daytime maximum temperatures around 17.

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Shannon Temperature Statistics View More

September Temperature

Shannon (17km)

  • Lowest 8 September, 2025

    3.1 °C

  • Average September

    10.1 °C

  • Highest 12 September, 2025

    21.3 °C

Climate (2020–Present)

Shannon (17km)

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  • Average Low 2020–2025

    10.3 °C

  • Average 2020–2025

    14.6 °C

  • Average High 2020–2025

    20.7 °C
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