Port Augusta Harbor Weather Forecast
- 5
- 16
Cloudy
- 5
- 18
Cloudy
- 6
- 21
Mostly sunny
- 6
- 22
Mostly sunny
- 7
- 25
Mostly sunny
- 13
- 26
Shower or two
- 13
- 27
Partly cloudy
Today 31 Aug Flinders
Cloudy. Slight chance of a shower near the coast, near zero chance elsewhere. Light winds becoming southeast to southwesterly 15 to 20 km/h in the early afternoon. Overnight temperatures falling to between 2 and 6 with daytime temperatures reaching between 12 and 16.
Spencer Gulf Coastal Waters
- Wind
- Variable about 10 knots becoming northwest to southwesterly 10 to 15 knots in the morning.
- Seas
- Below 1 metre.
- 1st Swell
- South to southwesterly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon.
- Weather
- Cloudy.
Port Augusta Harbor Temperature Statistics View More
August Temperature
Port Augusta Airport (4km)
Lowest 27 August, 2025
-2.2 °CAverage August
13.1 °CHighest 25 August, 2025
26.8 °C
Climate (2020–Present)
Port Augusta Airport (4km)
Average Low 2020–2025
12.3 °CAverage 2020–2025
18.9 °CAverage High 2020–2025
26.2 °C