Port Pirie River Entrance Weather Forecast
- 5
- 24
Clear
- 6
- 28
Mostly sunny
- 10
- 33
Sunny
- 12
- 32
Partly cloudy
- 15
- 32
Partly cloudy
- 16
- 33
Partly cloudy
- 16
- 33
Partly cloudy
Today 22 Sep Mid North
Clear. Light winds becoming easterly 15 to 20 km/h in the late evening.
Spencer Gulf Coastal Waters
- Wind
- Southeasterly 10 to 15 knots tending easterly in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- South to southwesterly around 1 metre, increasing to 1.5 to 2.5 metres south of Cowell to Wallaroo.
- Weather
- Clear.
- Weather Situation
- A high pressure system centred to the southeast will continue to move eastwards over Victoria and over the Tasman Sea on Tuesday. This high will continue to extend a ridge westwards over SA ahead of a low pressure trough that is expected to move over the far west of SA during Wednesday. The trough will slip southeastwards over southern coasts during Thursday and Friday.
Port Pirie River Entrance Temperature Statistics View More
September Temperature
Whyalla Airport (47km)
Lowest 11 September, 2026
3.4 °CAverage September
15.3 °CHighest 20 September, 2026
32.9 °C
Climate (2021–2026)
Whyalla Airport (47km)
Average Low 2021–2026
12 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.8 °C