Grass Tree Hollow Campground Weather Forecast

    • 9
    • 20

    Showers increasing

    • 10
    • 20

    Shower or two

    • 8
    • 23

    Partly cloudy

    • 10
    • 23

    Mostly sunny

    • 10
    • 22

    Shower or two

    • 10
    • 20

    Partly cloudy

    • 8
    • 21

    Partly cloudy

Today 17 May South West

Partly cloudy. The chance of fog in the morning, mainly inland. High chance of showers in the southwest, medium chance elsewhere. Light winds becoming westerly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon. Overnight temperatures falling to between 5 and 10 with daytime temperatures reaching around 20.

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Grass Tree Hollow Campground Temperature Statistics View More

May Temperature

Manjimup (36km)

  • Lowest 16 May, 2026

    6.6 °C

  • Average May

    12.7 °C

  • Highest 12 May, 2026

    24.5 °C

Climate (2021–Present)

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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