St Arnaud Weather Forecast

    • 6
    • 15

    Shower

    • 6
    • 14

    Shower

    • 7
    • 15

    Shower

    • 4
    • 16

    Cloudy

    • 8
    • 17

    Shower

    • 9
    • 14

    Shower

    • 4
    • 14

    Cloudy

Today 20 Aug Wimmera

Cloudy. The chance of morning fog in the east. High chance of showers in the south, medium chance elsewhere. Winds northwesterly 15 to 25 km/h turning westerly 15 to 20 km/h in the late afternoon. Overnight temperatures falling to around 7 with daytime temperatures reaching around 16.

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St Arnaud Temperature Statistics View More

August Temperature

Charlton (37km)

  • Lowest 1 August, 2026

    -1 °C

  • Average August

    9.9 °C

  • Highest 16 August, 2026

    17.4 °C

Climate (2021–2026)

Charlton (37km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    15.5 °C

  • Average High 2021–2026

    23 °C
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