Johanna Beach Weather Forecast

    • 13
    • 18

    Showers increasing

    • 12
    • 16

    Showers easing. Wind easing

    • 12
    • 17

    Showers. Becoming windy

    • 8
    • 13

    Showers. Windy

    • 10
    • 15

    Showers easing. Windy

    • 12
    • 16

    Shower or two

    • 12
    • 16

    Shower or two

Today 4 May South West

Cloudy. Very high chance of showers, most likely from the late morning. The chance of a thunderstorm from the late morning. Winds northerly 30 to 45 km/h turning west to northwesterly 25 to 35 km/h in the afternoon. Overnight temperatures falling to between 8 and 11 with daytime temperatures reaching between 15 and 18.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Northerly 20 to 30 knots shifting west to southwesterly 25 to 30 knots in the afternoon.
Seas
1.5 to 2.5 metres, increasing to 2 to 4 metres offshore.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Cloudy. Near 100% chance of showers. The chance of a thunderstorm.
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 3 May, 2026

    15 °C

  • Average May

    20.6 °C

  • Highest 1 May, 2026

    27.4 °C

Climate (2021–Present)

Cape Otway (15km)

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  • Average Low 2021–2026

    11.7 °C

  • Average 2021–2026

    14.2 °C

  • Average High 2021–2026

    17.4 °C
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