Blanche Bay Weather Forecast
- 12
- 17
Partly cloudy
- 5
- 19
Partly cloudy
- 8
- 23
Shower
- 12
- 19
Cloudy
- 10
- 25
Partly cloudy
- 15
- 22
Shower
- 12
- 22
Partly cloudy
Today 17 Apr Lower South East
Clear. Winds southerly 15 to 25 km/h becoming light in the evening.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- South to southeasterly 10 to 15 knots becoming variable about 10 knots in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 3 to 4 metres, decreasing to 3 metres later in the evening.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system south of the Bight extends a ridge over SA. The high will slowly move east over the weekend ahead of a cold front which will slip to the south of SA and weaken. The high will remain near stationary in the southern Tasman Sea, maintaining a ridge across the state early next week.
Blanche Bay Temperature Statistics View More
April Temperature
Mount Gambier Airport (35km)
Lowest 4 April, 2026
3.6 °CAverage April
14.1 °CHighest 5 April, 2026
25.3 °C
Climate (2021–Present)
Mount Gambier Airport (35km)
Average Low 2021–2026
8.8 °CAverage 2021–2026
13.7 °CAverage High 2021–2026
20 °C