Port Germein Weather Forecast
- 6
- 20
Mostly sunny
- 10
- 18
Rain
- 13
- 17
Showers
- 8
- 17
Partly cloudy
- 7
- 20
Sunny
- 9
- 19
Shower or two
- 10
- 18
Possible shower
Today 23 Aug Mid North
Partly cloudy. The chance of morning fog. Winds northerly 15 to 20 km/h becoming light in the late afternoon then becoming north to northeasterly 15 to 20 km/h in the late evening. Daytime maximum temperatures between 17 and 20.
Spencer Gulf Coastal Waters
- Wind
- Northeasterly about 10 knots increasing to 10 to 15 knots in the morning.
- Seas
- Below 1 metre.
- 1st Swell
- South to southwesterly around 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
- Weather
- Partly cloudy. The chance of morning fog north of Cowell to Wallaroo with reduced visibility.
- Weather Situation
- A high pressure system centred over the eastern states continue to drift slowly east as a low pressure system and associated trough move into the far western SA later today and then moves across the state on Monday and out over the eastern states by later Tuesday. Another high moves into the west later Tuesday and over SA on Wednesday.
Port Germein Temperature Statistics View More
August Temperature
Whyalla Airport (44km)
Lowest 1 August, 2026
-0.4 °CAverage August
12.4 °CHighest 7 August, 2026
21.4 °C
Climate (2021–2026)
Whyalla Airport (44km)
Average Low 2021–2026
12 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.8 °C