Half Moon Bay Weather Forecast

    • 12
    • 22

    Showers. Windy

    • 10
    • 20

    Possible shower

    • 8
    • 18

    Shower or two

    • 5
    • 13

    Shower or two

    • 6
    • 15

    Shower or two

    • 6
    • 16

    Possible shower

    • 6
    • 18

    Partly cloudy

Today 7 Sep Melbourne

Cloudy. Very high chance of showers. The chance of a thunderstorm. Damaging winds possible. Winds northerly 30 to 45 km/h.

Port Phillip Local Waters

Wind
North to northeasterly 15 to 25 knots becoming northerly 20 to 30 knots before dawn then decreasing to 15 to 25 knots in the evening. Winds reaching up to 35 knots during the morning and early afternoon. Squalls possible.
Seas
1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning, then decreasing below 1.5 metres later in the evening.
Weather
Cloudy. 95% chance of showers. The chance of a thunderstorm.
Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Half Moon Bay Temperature Statistics View More

September Temperature

Moorabbin Airport (21km)

  • Lowest 6 September, 2025

    0.7 °C
  • Average September

    11.2 °C
  • Highest 3 September, 2025

    19.1 °C

Climate (2020–Present)

Moorabbin Airport (21km)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2020–2025

    10.8 °C
  • Average 2020–2025

    15.2 °C
  • Average High 2020–2025

    20.3 °C
Get WillyWeather+ to remove ads