Grass Tree Hollow Campground Weather Forecast

    • 9
    • 21

    Partly cloudy

    • 10
    • 17

    Showers

    • 10
    • 18

    Shower or two

    • 9
    • 16

    Showers easing

    • 8
    • 17

    Shower or two clearing

    • 6
    • 19

    Partly cloudy

    • 7
    • 21

    Mostly sunny

Today 27 Sep South West

Partly cloudy. Slight chance of a shower. The chance of a thunderstorm, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding in the east. Light winds.

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  • Temperature Forecast Bureau of Meteorology

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Grass Tree Hollow Campground Temperature Statistics View More

September Temperature

Manjimup (36km)

  • Lowest 7 September, 2026

    5.8 °C

  • Average September

    13 °C

  • Highest 17 September, 2026

    27.8 °C

Climate (2021–2026)

Manjimup (36km)

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  • Average Low 2021–2026

    10.3 °C

  • Average 2021–2026

    15 °C

  • Average High 2021–2026

    21.7 °C
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