Gas Bay Weather Forecast

    • 11
    • 21

    Showers

    • 11
    • 21

    Partly cloudy

    • 9
    • 21

    Sunny

    • 11
    • 23

    Mostly sunny

    • 11
    • 22

    Shower or two

    • 10
    • 20

    Partly cloudy

    • 8
    • 21

    Mostly sunny

Today 17 May South West

Partly cloudy. The chance of fog in the morning, mainly inland. High chance of showers in the southwest, medium chance elsewhere. Light winds becoming westerly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon. Overnight temperatures falling to between 5 and 10 with daytime temperatures reaching around 20.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Westerly 10 to 15 knots, reaching up to 20 knots offshore east of Cape Leeuwin during the afternoon and evening. Winds turning southwesterly in the early afternoon.
Seas
Below 1 metre, increasing to 1 to 1.5 metres offshore east of Cape Leeuwin during the afternoon.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Cloudy. 80% chance of showers.
Weather Situation
A ridge lies over southern WA and will persist into next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gas Bay Temperature Statistics View More

May Temperature

Cape Leeuwin (43km)

  • Lowest 1 May, 2026

    11 °C

  • Average May

    16.9 °C

  • Highest 11 May, 2026

    24.5 °C

Climate (2021–Present)

Cape Leeuwin (43km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    20.7 °C
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