Wannanup - Oceanside Weather Forecast

    • 12
    • 21

    Partly cloudy

    • 14
    • 25

    Mostly sunny

    • 18
    • 28

    Mostly sunny

    • 21
    • 23

    Mostly sunny

    • 17
    • 21

    Showers

    • 13
    • 18

    Shower or two

    • 13
    • 19

    Mostly sunny

Today 14 Sep Mandurah

Partly cloudy. Light winds becoming southeasterly 20 to 30 km/h in the early afternoon.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
East to southeasterly about 10 knots tending southerly 15 to 20 knots in the early afternoon then tending southeasterly in the evening.
Seas
Below 0.5 metres, increasing to around 1 metre during the afternoon.
1st Swell
West to southwesterly 2 to 2.5 metres.
Weather
Mostly sunny.
Weather Situation
A westerly flow initially before turning easterly during today as a high develops in the Bight. A trough arrives on the west coast on Tuesday. The trough will move back inland later Thursday ahead of another cold front.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Wannanup - Oceanside Temperature Statistics View More

September Temperature

Mandurah (10km)

  • Lowest 1 September, 2026

    10.4 °C

  • Average September

    16.1 °C

  • Highest 9 September, 2026

    22.2 °C

Climate (2021–2026)

Mandurah (10km)

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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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