Blanche Bay Weather Forecast
- 9
- 18
Windy
- 11
- 17
Shower
- 7
- 17
Partly cloudy
- 9
- 20
Shower
- 12
- 17
Shower
- 7
- 16
Cloudy
- 7
- 16
Shower
Today 9 Jun Lower South East
Mostly clear. Slight chance of a shower near the coast, most likely later tonight. Near zero chance of rain elsewhere. Winds northerly 25 to 35 km/h increasing to 30 to 40 km/h in the late evening.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Northerly 25 to 30 knots, reaching up to 35 knots offshore in the late evening.
- Seas
- 1.5 to 2 metres, increasing to 2.5 to 3 metres offshore.
- 1st Swell
- West to southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres south of Port MacDonnell.
- Weather
- Partly cloudy. 50% chance of showers.
- Weather Situation
- A high pressure system over the Tasman Sea is responsible for a ridge hovering over the north of the state. A cold front will slide over the south of SA overnight, while the ridge persists into Thursday. Northerly winds will freshen ahead of a second cold front expected overnight Friday or Saturday morning.
Blanche Bay Temperature Statistics View More
June Temperature
Mount Gambier Airport (35km)
Lowest 5 June, 2026
4.7 °CAverage June
11 °CHighest 6 June, 2026
17.8 °C
Climate (2021–Present)
Mount Gambier Airport (35km)
Average Low 2021–2026
8.9 °CAverage 2021–2026
13.7 °CAverage High 2021–2026
20 °C