Wannanup - Oceanside Weather Forecast

    • 11
    • 14

    Shower or two

    • 9
    • 16

    Showers increasing

    • 13
    • 16

    Showers. Becoming windy

    • 7
    • 16

    Partly cloudy

    • 6
    • 17

    Mostly sunny

    • 7
    • 17

    Partly cloudy

    • 8
    • 19

    Sunny

Today 8 Aug Mandurah

Cloudy. High chance of showers. The chance of a thunderstorm in the afternoon. Possible small hail in the afternoon and early evening. Winds southwesterly 30 to 40 km/h tending southerly 25 to 35 km/h in the late afternoon then decreasing to 15 to 25 km/h in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southwesterly 20 to 25 knots, reaching up to 30 knots during the afternoon and evening. Winds tending southerly in the late afternoon.
Seas
2.5 to 3 metres.
1st Swell
Southwesterly 3 to 5 metres.
Weather
Cloudy. 90% chance of showers. The chance of a thunderstorm in the afternoon. Possible small hail in the afternoon and early evening.
Caution
Large and powerful surf conditions from midday are expected to be hazardous for coastal activities such as swimming, surfing and rock fishing.
Weather Situation
A vigorous and cold southwesterly flow over the area will ease tonight and on Sunday under the influence of a high pressure ridge to the north. Another cold front will move over the area on Monday, followed by another ridge on Tuesday and Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Wannanup - Oceanside Temperature Statistics View More

August Temperature

Mandurah (10km)

  • Lowest 2 August, 2026

    9 °C

  • Average August

    14.9 °C

  • Highest 3 August, 2026

    19.6 °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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