Boulder Weather Forecast

    • 16
    • 30

    Showers. Storm

    • 14
    • 28

    Shower or two. Storm clearing

    • 12
    • 26

    Partly cloudy

    • 14
    • 25

    Showers. Storm

    • 12
    • 19

    Shower or two

    • 10
    • 20

    Possible shower

    • 10
    • 21

    Partly cloudy

Today 22 Sep Kalgoorlie

Partly cloudy. Very high chance of showers, most likely in the afternoon and evening. A thunderstorm likely. Winds north to northwesterly 20 to 30 km/h becoming light in the evening.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boulder Temperature Statistics View More

September Temperature

Kalgoorlie-Boulder Airport (3km)

  • Lowest 5 September, 2026

    4.9 °C

  • Average September

    16.6 °C

  • Highest 18 September, 2026

    34.8 °C

Climate (2021–2026)

Kalgoorlie-Boulder Airport (3km)

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  • Average Low 2021–2026

    12.6 °C

  • Average 2021–2026

    19.2 °C

  • Average High 2021–2026

    26.2 °C
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