Dumbarton Weather Forecast

    • 22
    • 38

    Possible afternoon storm

    • 19
    • 39

    Mostly sunny

    • 18
    • 31

    Cloud clearing

    • 15
    • 34

    Sunny

    • 16
    • 36

    Mostly sunny

    • 16
    • 32

    Mostly sunny

    • 13
    • 32

    Mostly sunny

Today 15 Dec Central Wheat Belt

Partly cloudy. Slight chance of a shower, most likely during this afternoon and early evening. The chance of a thunderstorm during the morning and afternoon. Thunderstorms possibly severe with damaging winds and heavy rain which may lead to flash flooding this afternoon. Winds east to northeasterly 15 to 25 km/h tending north to northeasterly 25 to 40 km/h during the morning then tending northwest to northeasterly 15 to 25 km/h in the late afternoon. Daytime maximum temperatures in the mid to high 30s.

Extreme Fire Danger Rating

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  • Temperature Forecast Bureau of Meteorology

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Dumbarton Temperature Statistics View More

December Temperature

Northam (18km)

  • Lowest 1 December, 2025

    12.3 °C
  • Average December

    24.6 °C
  • Highest 11 December, 2025

    40.8 °C

Climate (2020–Present)

Northam (18km)

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  • Average Low 2020–2025

    11.6 °C
  • Average 2020–2025

    17.5 °C
  • Average High 2020–2025

    26.4 °C
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