Half Moon Bay Weather Forecast

    • 11
    • 21

    Shower or two

    • 11
    • 18

    Shower or two

    • 9
    • 20

    Rain increasing

    • 6
    • 14

    Showers

    • 8
    • 17

    Showers easing

    • 11
    • 17

    Shower or two

    • 11
    • 18

    Shower or two

Today 4 May Melbourne

Partly cloudy. Medium chance of showers. Winds northerly 25 to 40 km/h turning northwesterly 20 to 30 km/h in the evening.

Port Phillip Local Waters

Wind
Northerly 20 to 25 knots, reaching up to 30 knots in the evening. Winds tending northwesterly 15 to 25 knots in the evening.
Seas
1 to 1.5 metres.
Weather
Partly cloudy. 60% chance of showers. The chance of a thunderstorm early this evening.
Weather Situation
A low pressure system will weaken as it moves through Bass Strait overnight Monday. A ridge of high pressure extends over northern Victoria during Tuesday ahead of a cold front approaching from the Bight. This front is forecast to cross Bass Strait between late Wednesday and early Thursday. A low pressure system may form in the Tasman Sea near the eastern Victorian coast during Thursday, before moving away to the east early Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Half Moon Bay Temperature Statistics View More

May Temperature

Moorabbin Airport (21km)

  • Lowest 1 May, 2026

    12.4 °C

  • Average May

    20.6 °C

  • Highest 1 May, 2026

    28.1 °C

Climate (2021–Present)

Moorabbin Airport (21km)

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  • Average Low 2021–2026

    10.8 °C

  • Average 2021–2026

    15.2 °C

  • Average High 2021–2026

    20.4 °C
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