Johanna Beach Weather Forecast

    • 9
    • 12

    Possible shower

    • 9
    • 13

    Cloudy

    • 8
    • 18

    Mostly sunny

    • 13
    • 20

    Sunny

    • 14
    • 21

    Shower or two. Windy

    • 10
    • 13

    Possible shower

    • 9
    • 14

    Cloudy

Today 16 Sep South West

Cloudy. Slight chance of a shower. Winds southerly 20 to 30 km/h becoming light in the late evening. Overnight temperatures falling to between 4 and 7 with daytime temperatures reaching around 12.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Southerly 15 to 20 knots, reaching up to 25 knots in the far east early in the morning. Winds turning southwesterly 10 to 15 knots during the afternoon and evening.
Seas
1 to 2 metres, decreasing below 1 metre around midday.
1st Swell
Southwesterly 4 to 5 metres.
Weather
Cloudy.
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

    12.8 °C

  • Highest 13 September, 2026

    24.6 °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

    17.4 °C
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