Portland Bay Marina Weather Forecast

    • 9
    • 15

    Showers easing

    • 8
    • 15

    Cloudy

    • 7
    • 15

    Partly cloudy

    • 4
    • 14

    Partly cloudy

    • 5
    • 15

    Partly cloudy

    • 6
    • 16

    Partly cloudy

    • 8
    • 16

    Showers

Today 14 Jul South West

Partly cloudy. Very high chance of showers, most likely in the morning. Winds west to northwesterly 20 to 30 km/h tending west to southwesterly 25 to 35 km/h in the middle of the day then becoming light in the late evening. Overnight temperatures falling to around 7 with daytime temperatures reaching around 14.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Westerly 20 to 25 knots tending west to southwesterly 20 to 30 knots in the morning, reaching up to 35 knots in the east in the early afternoon. Winds decreasing to 15 to 25 knots in the late afternoon.
Seas
2 to 3 metres, decreasing below 1.5 metres later in the evening.
1st Swell
Southwesterly 4 to 6 metres.
Weather
Partly cloudy. 90% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Portland Bay Marina Temperature Statistics View More

July Temperature

Cape Nelson Lighthouse (11km)

  • Lowest 6 July, 2026

    5.4 °C

  • Average July

    11.2 °C

  • Highest 1 July, 2026

    17.4 °C

Climate (2021–2026)

Cape Nelson Lighthouse (11km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    17.6 °C
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