Ocean Reef Boat Harbour Weather Forecast

    • 14
    • 19

    Cloudy

    • 12
    • 18

    Shower or two

    • 9
    • 18

    Shower or two

    • 11
    • 18

    Shower or two

    • 8
    • 18

    Mostly sunny

    • 9
    • 20

    Sunny

    • 9
    • 20

    Mostly sunny

Today 18 Jul Perth

Cloudy. Slight chance of a shower. Winds westerly 20 to 30 km/h becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly 15 to 20 knots decreasing to about 10 knots in the evening.
Seas
1 to 1.5 metres, decreasing below 1 metre by early evening.
1st Swell
Westerly 3 to 4 metres.
Weather
Cloudy.
Weather Situation
A weak ridge will slowly push over the central west coast north of the local waters over the weekend with a series of cold fronts moving along the south coast south of the ridge until early next week. The ridge will then be pushed south and strengthen mid next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Ocean Reef Boat Harbour Temperature Statistics View More

July Temperature

Swanbourne (22km)

  • Lowest 13 July, 2026

    7.2 °C

  • Average July

    14.5 °C

  • Highest 15 July, 2026

    25.4 °C

Climate (2021–2026)

Swanbourne (22km)

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  • Average Low 2021–2026

    14.5 °C

  • Average 2021–2026

    18.8 °C

  • Average High 2021–2026

    24.3 °C
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