St Arnaud Weather Forecast

    • 6
    • 24

    Sunny

    • 9
    • 27

    Partly cloudy

    • 8
    • 15

    Cloudy

    • 2
    • 18

    Sunny

    • 5
    • 22

    Sunny

    • 9
    • 26

    Partly cloudy

    • 13
    • 28

    Partly cloudy

Today 19 Sep Wimmera

Sunny. Light winds becoming northwesterly 20 to 30 km/h in the morning then becoming light in the evening. Overnight temperatures falling to between 5 and 9 with daytime temperatures reaching 23 to 28.

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St Arnaud Temperature Statistics View More

September Temperature

Charlton (37km)

  • Lowest 17 September, 2026

    0.4 °C

  • Average September

    10.9 °C

  • Highest 13 September, 2026

    22.8 °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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