Katanning Airport Weather Forecast

    • 8
    • 16

    Showers

    • 5
    • 15

    Partly cloudy

    • 7
    • 17

    Possible shower

    • 6
    • 19

    Cloudy

    • 9
    • 21

    Partly cloudy

    • 7
    • 23

    Cloud clearing

    • 10
    • 25

    Sunny

Today 17 Sep Great Southern

Partly cloudy. Very high chance of showers, becoming less likely late this afternoon and evening. The chance of a thunderstorm during the morning and afternoon. Winds northwesterly 25 to 35 km/h turning westerly in the late morning and early afternoon then decreasing to 15 to 20 km/h in the evening. Daytime maximum temperatures between 16 and 19.

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Katanning Airport Temperature Statistics View More

September Temperature

Katanning Research Station (4km)

  • Lowest 8 September, 2025

    1.8 °C

  • Average September

    9.9 °C

  • Highest 12 September, 2025

    20.7 °C

Climate (2020–Present)

Katanning Research Station (4km)

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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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