Karnup Weather Forecast

    • 17
    • 28

    Partly cloudy

    • 21
    • 26

    Sunny

    • 17
    • 21

    Showers increasing

    • 14
    • 18

    Showers easing. Wind easing

    • 15
    • 20

    Possible shower

    • 13
    • 21

    Mostly sunny

    • 13
    • 19

    Shower or two

Today 16 Sep Mandurah

Partly cloudy. Slight chance of a shower, most likely early this evening. Light winds becoming easterly 15 to 20 km/h in the evening then tending northeasterly in the late evening.

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Karnup Temperature Statistics View More

September Temperature

Mandurah (14km)

  • Lowest 1 September, 2026

    10.4 °C

  • Average September

    16.2 °C

  • Highest 9 September, 2026

    22.2 °C

Climate (2021–2026)

Mandurah (14km)

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  • Average Low 2021–2026

    15.1 °C

  • Average 2021–2026

    19.1 °C

  • Average High 2021–2026

    23.8 °C
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