Johanna Beach Weather Forecast

    • 9
    • 14

    Mostly sunny

    • 9
    • 16

    Sunny

    • 11
    • 20

    Partly cloudy

    • 14
    • 18

    Shower or two

    • 11
    • 14

    Shower or two

    • 10
    • 17

    Partly cloudy

    • 12
    • 21

    Partly cloudy

Today 22 Sep South West

Sunny. Winds east to southeasterly 15 to 20 km/h becoming light in the late afternoon. Daytime maximum temperatures around 16.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Variable about 10 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 4 to 5 metres.
Weather
Mostly sunny.
Weather Situation
A high pressure system in the Bight moves into the Tasman Sea during the week, directing a light to moderate east to northeasterly airstream over Victoria during the second half of the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Johanna Beach Temperature Statistics View More

September Temperature

Cape Otway (15km)

  • Lowest 8 September, 2026

    5.8 °C

  • Average September

    13.1 °C

  • Highest 20 September, 2026

    27.3 °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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