Johanna Beach Weather Forecast

    • 7
    • 16

    Sunny

    • 9
    • 15

    Shower or two

    • 10
    • 16

    Cloudy

    • 11
    • 18

    Possible shower

    • 12
    • 19

    Shower or two

    • 12
    • 19

    Showers increasing

    • 11
    • 17

    Showers. Windy

Today 20 May South West

Sunny. Areas of morning frost. Light winds becoming north to northwesterly 15 to 25 km/h in the morning then becoming light in the evening. Overnight temperatures falling to between minus 1 and 2 above zero with daytime temperatures reaching around 16.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
North to northeasterly 10 to 15 knots turning northwesterly 15 to 20 knots in the morning.
Seas
Around 1 metre, increasing to 1 to 1.5 metres in the west during the morning.
1st Swell
Southwesterly 1.5 to 2.5 metres, decreasing to 1.5 metres during the afternoon, then tending westerly 1.5 to 2 metres by early evening.
Weather
Sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Johanna Beach Temperature Statistics View More

May Temperature

Cape Otway (15km)

  • Lowest 2 May, 2025

    7.9 °C

  • Average May

    14.4 °C

  • Highest 5 May, 2025

    26.5 °C

Climate (2020–Present)

Cape Otway (15km)

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  • Average Low 2020–2025

    11.7 °C

  • Average 2020–2025

    14.2 °C

  • Average High 2020–2025

    17.4 °C
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