Gas Bay Weather Forecast

    • 11
    • 18

    Shower or two

    • 10
    • 19

    Cloudy

    • 9
    • 21

    Cloud clearing

    • 10
    • 23

    Sunny

    • 13
    • 23

    Sunny

    • 12
    • 23

    Mostly sunny

    • 13
    • 22

    Shower or two

Today 19 Sep South West

Cloudy. The chance of fog in the north early this morning. Medium chance of showers, becoming less likely this afternoon. Winds southwesterly 15 to 20 km/h becoming light in the early afternoon. Daytime maximum temperatures around 18.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Southwesterly 15 to 20 knots decreasing to about 10 knots in the late afternoon.
Seas
1 to 1.5 metres, decreasing below 1 metre during the morning.
1st Swell
Southwesterly 4 to 5 metres.
Weather
Cloudy.
Weather Situation
A weak front is currently brushing the far southeast. A ridge of high pressure is developing about the central west coast, and slips south through the day. This ridge will dominate the weather pattern into next week, with a trough forming along the west coast.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gas Bay Temperature Statistics View More

September Temperature

Cape Leeuwin (43km)

  • Lowest 8 September, 2025

    7.5 °C

  • Average September

    14.2 °C

  • Highest 12 September, 2025

    23.1 °C

Climate (2020–Present)

Cape Leeuwin (43km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    14.9 °C

  • Average 2020–2025

    17.5 °C

  • Average High 2020–2025

    20.7 °C
Get WillyWeather+ to remove ads