Grant Bay Weather Forecast

    • 12
    • 25

    Partly cloudy

    • 15
    • 26

    Mostly sunny

    • 17
    • 26

    Showers increasing

    • 11
    • 18

    Showers easing

    • 10
    • 17

    Showers

    • 10
    • 17

    Shower or two

    • 10
    • 16

    Showers

Today 30 Apr South West

Partly cloudy. Winds northerly 15 to 25 km/h increasing to 25 to 40 km/h in the middle of the day. Overnight temperatures falling to around 12 with daytime temperatures reaching the mid to high 20s.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Northerly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing to 1 metre during the afternoon.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system over the southern Tasman Sea continues to extend a ridge over Victoria. The high will remain near stationary before a low pressure system deepens over the Bight from late today, impacting Victorian coastal waters over the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Grant Bay Temperature Statistics View More

April Temperature

Cape Nelson Lighthouse (8km)

  • Lowest 28 April, 2026

    8.2 °C

  • Average April

    15.5 °C

  • Highest 25 April, 2026

    28.5 °C

Climate (2021–Present)

Cape Nelson Lighthouse (8km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    14.3 °C

  • Average High 2021–2026

    17.6 °C
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