Merredin Airport Weather Forecast

    • 4
    • 19

    Becoming cloudy

    • 7
    • 19

    Shower or two

    • 8
    • 20

    Partly cloudy

    • 8
    • 20

    Cloudy

    • 8
    • 21

    Cloudy

    • 9
    • 23

    Partly cloudy

    • 10
    • 26

    Mostly sunny

Today 5 Sep Central Wheat Belt

Partly cloudy. The chance of fog in the morning, mainly in the north. Medium chance of showers in the far southwest, most likely in the afternoon and evening. Near zero chance of rain elsewhere. The chance of frost in the southeast in the early morning. Light winds becoming northwesterly 15 to 25 km/h in the morning then becoming light in the evening. Overnight temperatures falling to around 4 with daytime temperatures reaching between 19 and 22.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Merredin Airport Temperature Statistics View More

September Temperature

Southern Cross Airport (103km)

  • Lowest 2 September, 2026

    2.7 °C
  • Average September

    11.5 °C
  • Highest 3 September, 2026

    19.2 °C

Climate (2021–2026)

Southern Cross Airport (103km)

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  • Average Low 2021–2026

    11.2 °C
  • Average 2021–2026

    18.5 °C
  • Average High 2021–2026

    26.4 °C
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