Casuarina Boat Harbour Weather Forecast

    • 6
    • 17

    Cloudy

    • 8
    • 18

    Showers

    • 7
    • 19

    Possible shower

    • 6
    • 18

    Mostly sunny

    • 5
    • 18

    Sunny

    • 6
    • 18

    Showers increasing

    • 6
    • 15

    Showers

Today 20 Jun Bunbury

Cloudy. Light winds becoming north to northeasterly 15 to 20 km/h in the morning.

Bunbury Geographe Coastal Waters

Dawesville to Cape Naturaliste
Wind
Northeasterly 10 to 15 knots turning northerly 15 to 20 knots during the morning.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore during the morning.
1st Swell
Southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.
Weather
Cloudy.
Weather Situation
A high pressure system over the South West Land Division will slowly move east over the weekend. A cold front will cross the South West Capes on Sunday morning, weakening as it moves inland during the day. A ridge will extend south of the state on Monday and Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Casuarina Boat Harbour Temperature Statistics View More

June Temperature

Bunbury (5km)

  • Lowest 16 June, 2026

    2.5 °C

  • Average June

    11.9 °C

  • Highest 5 June, 2026

    21.1 °C

Climate (2021–2026)

Bunbury (5km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    23.6 °C
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