Germein Bay Weather Forecast
- 12
- 31
Clear
- 11
- 32
Sunny
- 13
- 35
Sunny
- 15
- 29
Sunny
- 12
- 28
Mostly sunny
- 13
- 33
Sunny
- 16
- 41
Sunny
Today 31 Dec Mid North
Clear. Winds south to southeasterly 20 to 30 km/h.
Spencer Gulf Coastal Waters
- Wind
- South to southeasterly 20 to 25 knots, reaching up to 30 knots north of Cowell to Wallaroo.
- Seas
- 1.5 to 2 metres.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
- Weather
- Clear.
- Weather Situation
- A ridge of high pressure sits to the south of the Bight, extending a ridge over most of the state while a trough lingers in the far north. These features will remain relatively unchanged until Saturday, when a new high pressure system moves through the Bight and over the southeast by Sunday.
Germein Bay Temperature Statistics View More
December Temperature
Whyalla Airport (49km)
Lowest 2 December, 2025
10.2 °CAverage December
22.4 °CHighest 18 December, 2025
42.6 °C
Climate (2020–Present)
Whyalla Airport (49km)
Average Low 2020–2025
11.8 °CAverage 2020–2025
17.4 °CAverage High 2020–2025
23.7 °C