Gnowangerup Weather Forecast

    • 8
    • 17

    Possible shower

    • 7
    • 19

    Cloudy

    • 8
    • 20

    Cloudy

    • 7
    • 22

    Mostly sunny

    • 9
    • 25

    Sunny

    • 8
    • 27

    Mostly sunny

    • 10
    • 28

    Mostly sunny

Today 19 Sep South Coastal

Cloudy. High chance of showers in the west, medium chance elsewhere. Winds westerly 15 to 25 km/h tending southwesterly in the morning then becoming light in the evening. Overnight temperatures falling to between 7 and 11 with daytime temperatures reaching around 18.

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Gnowangerup Temperature Statistics View More

September Temperature

Katanning Research Station (46km)

  • Lowest 8 September, 2025

    1.8 °C

  • Average September

    10.1 °C

  • Highest 12 September, 2025

    20.7 °C

Climate (2020–Present)

Katanning Research Station (46km)

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  • Average Low 2020–2025

    9.7 °C

  • Average 2020–2025

    15.4 °C

  • Average High 2020–2025

    22.6 °C
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