Bonbeach Weather Forecast

    • 14
    • 26

    Shower or two

    • 9
    • 15

    Shower or two

    • 3
    • 17

    Sunny

    • 4
    • 21

    Mostly sunny

    • 9
    • 25

    Partly cloudy

    • 15
    • 26

    Possible shower

    • 12
    • 17

    Shower or two

Today 20 Sep Melbourne

Partly cloudy. Slight chance of a shower, most likely later tonight. Winds north to northwesterly 30 to 45 km/h turning westerly 15 to 25 km/h in the evening.

Port Phillip Local Waters

Wind
Northwesterly 15 to 20 knots, reaching up to 25 knots in the north in the late afternoon. Winds tending westerly in the evening.
Seas
1.5 to 2 metres, decreasing to 1 metre by early evening.
Weather
Partly cloudy.
Weather Situation
A cold front over central Victoria will cross eastern districts tonight as a high pressure system moves over waters south of the Bight. A cool southwesterly airstream will follow on Monday as the high moves rapidly east, reaching western Bass Strait by Monday night. The high will be located over the Tasman Sea by Tuesday night, with a warm northeasterly airstream continuing on Wednesday and Thursday as the high continues moving east.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Bonbeach Temperature Statistics View More

September Temperature

Moorabbin Airport (9km)

  • Lowest 18 September, 2026

    4.3 °C

  • Average September

    13.4 °C

  • Highest 13 September, 2026

    25.7 °C

Climate (2021–2026)

Moorabbin Airport (9km)

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  • Average Low 2021–2026

    10.8 °C

  • Average 2021–2026

    15.3 °C

  • Average High 2021–2026

    20.5 °C
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