Marathon Weather Forecast

    • 10
    • 28

    Partly cloudy

    • 9
    • 29

    Sunny

    • 9
    • 29

    Sunny

    • 9
    • 30

    Partly cloudy

    • 12
    • 32

    Partly cloudy

    • 12
    • 33

    Partly cloudy

    • 13
    • 33

    Partly cloudy

Today 4 Aug Northern Goldfields and Upper Flinders

Mostly sunny. The chance of fog in the southeast in the early morning. Winds easterly 15 to 25 km/h becoming light in the early afternoon then becoming east to southeasterly 15 to 20 km/h in the late afternoon. Overnight temperatures falling to between 9 and 12 with daytime temperatures reaching 24 to 29.

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Marathon Temperature Statistics View More

August Temperature

Richmond Airport (50km)

  • Lowest 1 August, 2026

    7.8 °C

  • Average August

    18.6 °C

  • Highest 2 August, 2026

    29.9 °C

Climate (2021–2026)

Richmond Airport (50km)

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  • Average Low 2021–2026

    17.5 °C

  • Average 2021–2026

    25.3 °C

  • Average High 2021–2026

    33.6 °C
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