St Arnaud Weather Forecast

    • 4
    • 17

    Cloudy

    • 6
    • 20

    Partly cloudy

    • 10
    • 23

    Shower

    • 9
    • 16

    Shower

    • 4
    • 15

    Cloudy

    • 4
    • 20

    Sunny

    • 9
    • 19

    Shower

Today 13 Sep Wimmera

Partly cloudy. Patchy morning fog. Slight chance of a shower in the southeast, near zero chance elsewhere. Light winds becoming northwesterly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon. Daytime maximum temperatures around 18.

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St Arnaud Temperature Statistics View More

September Temperature

Charlton (37km)

  • Lowest 5 September, 2025

    -1.6 °C

  • Average September

    10.5 °C

  • Highest 7 September, 2025

    22.1 °C

Climate (2020–Present)

Charlton (37km)

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  • Average Low 2020–2025

    9 °C

  • Average 2020–2025

    15.5 °C

  • Average High 2020–2025

    22.9 °C
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