Marathon Weather Forecast

    • 13
    • 28

    Partly cloudy

    • 13
    • 29

    Partly cloudy

    • 14
    • 29

    Partly cloudy

    • 13
    • 29

    Partly cloudy

    • 10
    • 27

    Sunny

    • 8
    • 28

    Partly cloudy

    • 11
    • 28

    Partly cloudy

Today 21 Jul Northern Goldfields and Upper Flinders

Partly cloudy. Slight chance of a shower in the southeast, near zero chance elsewhere. Winds easterly 25 to 35 km/h. Overnight temperatures falling to between 11 and 14 with daytime temperatures reaching 23 to 29.

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Marathon Temperature Statistics View More

July Temperature

Richmond Airport (50km)

  • Lowest 17 July, 2026

    4.3 °C

  • Average July

    19.2 °C

  • Highest 1 July, 2026

    33.1 °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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