Half Moon Bay Weather Forecast

    • 9
    • 17

    Late showers

    • 7
    • 16

    Cloudy

    • 9
    • 16

    Shower or two

    • 6
    • 17

    Partly cloudy

    • 9
    • 18

    Shower or two

    • 9
    • 15

    Showers

    • 7
    • 14

    Possible shower

Today 20 Aug Geelong and Surf Coast

Partly cloudy. Very high chance of showers, most likely in the late afternoon and evening. Winds northwesterly 15 to 25 km/h.

Port Phillip Local Waters

Wind
Northwesterly 10 to 15 knots.
Seas
Below 1 metre.
Weather
Partly cloudy. 80% chance of showers.
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  • Temperature Forecast Bureau of Meteorology

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Half Moon Bay Temperature Statistics View More

August Temperature

Avalon Airport (23km)

  • Lowest 1 August, 2026

    -0.7 °C

  • Average August

    10.7 °C

  • Highest 18 August, 2026

    19.8 °C

Climate (2021–2026)

Avalon Airport (23km)

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  • Average Low 2021–2026

    9.8 °C

  • Average 2021–2026

    14.6 °C

  • Average High 2021–2026

    20.6 °C
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