Port Augusta Harbor Weather Forecast
- 23
- 35
Cloudy
- 24
- 27
Rain. Heavy falls possible
- 19
- 29
Partly cloudy
- 21
- 29
Becoming windy. Cloudy
- 21
- 28
Cloudy
- 23
- 32
Partly cloudy
- 24
- 33
Partly cloudy
Today 21 Feb Flinders
Cloudy. Slight chance of a shower in the evening. Winds northeast to southeasterly 25 to 35 km/h becoming northeasterly 15 to 25 km/h in the middle of the day then tending northeast to southeasterly in the early afternoon. Daytime maximum temperatures 33 to 38.
Spencer Gulf Coastal Waters
- Wind
- East to southeasterly 10 to 15 knots, reaching up to 20 knots south of Port Neill to Port Victoria early in the morning. Winds tending southeast to southwesterly in the early afternoon then tending north to northwesterly in the evening.
- Seas
- Around 1 metre.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
- Weather
- Cloudy.
- Weather Situation
- A weak ridge of high pressure across the south of SA will weaken further during Saturday as a trough and cold front cross the Bight. The trough will move across the state on Sunday before interacting with a tropical low over central Australia early next week. The low and trough are then expected to remain slow moving across northern SA next week.
Port Augusta Harbor Temperature Statistics View More
February Temperature
Port Augusta Airport (4km)
Lowest 2 February, 2026
15.9 °CAverage February
26.8 °CHighest 4 February, 2026
41.4 °C
Climate (2021–Present)
Port Augusta Airport (4km)
Average Low 2021–2026
12.4 °CAverage 2021–2026
18.9 °CAverage High 2021–2026
26.2 °C