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.
Johanna Beach Temperature Statistics View More
May Temperature
Cape Otway (15km)
Lowest 2 May, 2025
7.9 °CAverage May
14.4 °CHighest 5 May, 2025
26.5 °C
Climate (2020–Present)
Cape Otway (15km)
Average Low 2020–2025
11.7 °CAverage 2020–2025
14.2 °CAverage High 2020–2025
17.4 °C