Johanna Beach Weather Forecast

    • 9
    • 13

    Showers. Windy

    • 11
    • 14

    Showers

    • 11
    • 14

    Shower or two

    • 10
    • 13

    Possible shower

    • 10
    • 14

    Partly cloudy

    • 10
    • 15

    Mostly sunny

    • 10
    • 17

    Partly cloudy

Today 12 Aug South West

Cloudy. Very high chance of showers, most likely in the morning and afternoon. Winds north to northwesterly 20 to 30 km/h turning westerly early in the morning. Overnight temperatures falling to around 6 with daytime temperatures reaching around 13.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Northwesterly 20 to 25 knots, reaching up to 30 knots during the morning and early afternoon. Winds tending westerly before dawn.
Seas
1.5 to 2.5 metres.
1st Swell
Southwesterly 3 metres, increasing to 3 to 5 metres during the morning.
Weather
Partly cloudy. 95% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Johanna Beach Temperature Statistics View More

August Temperature

Cape Otway (15km)

  • Lowest 1 August, 2026

    6.4 °C

  • Average August

    11.3 °C

  • Highest 2 August, 2026

    16.4 °C

Climate (2021–2026)

Cape Otway (15km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    14.3 °C

  • Average High 2021–2026

    17.5 °C
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