Phillip Rock Weather Forecast

    • 14
    • 19

    Showers

    • 13
    • 19

    Shower or two. Windy

    • 11
    • 20

    Mostly sunny

    • 12
    • 20

    Partly cloudy

    • 12
    • 21

    Mostly sunny

    • 14
    • 21

    Mostly sunny

    • 15
    • 20

    Mostly sunny

Today 5 Sep Lower West

Cloudy. Very high chance of showers. The chance of a thunderstorm near the coast during this afternoon and early evening. Light winds becoming north to northwesterly 15 to 25 km/h in the morning then becoming light in the evening. Daytime maximum temperatures between 16 and 20.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Northwesterly 15 to 20 knots becoming variable about 10 knots in the evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the morning.
1st Swell
Southwesterly 2.5 to 4 metres, decreasing to 2 to 3 metres during the morning.
Weather
Cloudy. Near 100% chance of showers. The chance of a thunderstorm during this afternoon and early evening.
Weather Situation
Northwesterly winds developed over the local waters ahead of a stronger cold front which will cross the west coast later today. A new ridge will develop to the south from Sunday and will bring southeasterly change.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Phillip Rock Temperature Statistics View More

September Temperature

Rottnest Island (5km)

  • Lowest 1 September, 2026

    12.5 °C

  • Average September

    15.4 °C

  • Highest 3 September, 2026

    18.9 °C

Climate (2021–2026)

Rottnest Island (5km)

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  • Average Low 2021–2026

    16.1 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    22.8 °C
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