Blackfellows Caves Weather Forecast
- 9
- 31
Partly cloudy
- 11
- 20
Partly cloudy
- 12
- 17
Windy
- 9
- 18
Cloudy
- 8
- 22
Partly cloudy
- 9
- 31
Sunny
- 12
- 29
Partly cloudy
Today 12 Dec Lower South East
Partly cloudy. Slight chance of a shower. The chance of a thunderstorm later tonight. Winds west to northwesterly 15 to 20 km/h turning south to southwesterly 15 to 25 km/h in the late afternoon.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Southerly about 10 knots increasing to 10 to 15 knots in the evening. Winds reaching up to 20 knots north of Port MacDonnell in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 1.5 metres.
- Weather
- Partly cloudy. The chance of a thunderstorm later this evening.
- Weather Situation
- A trough will move eastwards to clear South East coastal waters during Friday evening. A slow moving broad high pressure system in the Indian Ocean will then build a ridge across coastal waters on Saturday and establish itself south of the Bight on Sunday and Monday. The high is forecast to move east into the Tasman Sea on Tuesday while maintaining a ridge over coastal waters.
Blackfellows Caves Temperature Statistics View More
December Temperature
Mount Gambier Airport (34km)
Lowest 7 December, 2025
4.7 °CAverage December
14.5 °CHighest 3 December, 2025
28.6 °C
Climate (2020–Present)
Mount Gambier Airport (34km)
Average Low 2020–2025
8.8 °CAverage 2020–2025
13.6 °CAverage High 2020–2025
19.9 °C