Dumbarton Weather Forecast

    • 9
    • 19

    Showers

    • 6
    • 20

    Becoming cloudy

    • 7
    • 24

    Mostly sunny

    • 8
    • 26

    Mostly sunny

    • 8
    • 25

    Sunny

    • 9
    • 24

    Mostly sunny

    • 9
    • 28

    Mostly sunny

Today 30 Sep Central Wheat Belt

Partly cloudy. High chance of showers in the far southwest, slight chance elsewhere. Light winds becoming westerly 15 to 25 km/h in the morning then tending southwesterly 15 to 20 km/h in the evening. Overnight temperatures falling to around 7 with daytime temperatures reaching between 19 and 22.

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Dumbarton Temperature Statistics View More

September Temperature

Northam (18km)

  • Lowest 14 September, 2026

    4.5 °C

  • Average September

    15.1 °C

  • Highest 17 September, 2026

    33 °C

Climate (2021–2026)

Northam (18km)

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  • Average Low 2021–2026

    11.4 °C

  • Average 2021–2026

    17.4 °C

  • Average High 2021–2026

    26.6 °C
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