Port Bonython Weather Forecast
- 17
- 28
Sunny
- 19
- 33
Mostly sunny
- 21
- 35
Partly cloudy
- 22
- 27
Showers
- 19
- 25
Partly cloudy
- 20
- 26
Possible shower
- 21
- 28
Cloudy
Today 19 Feb Whyalla
Sunny. Winds southerly 25 to 30 km/h tending southeasterly 20 to 25 km/h before dawn then tending southeast to southwesterly 25 to 35 km/h in the middle of the day.
Spencer Gulf Coastal Waters
- Wind
- South to southeasterly 15 to 20 knots tending south to southwesterly in the middle of the day then tending south to southeasterly in the evening.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres by early evening.
- 1st Swell
- South to southwesterly around 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
- Weather
- Cloud clearing.
Port Bonython Temperature Statistics View More
February Temperature
Whyalla Airport (24km)
Lowest 3 February, 2026
10.8 °CAverage February
23.9 °CHighest 11 February, 2026
39.2 °C
Climate (2021–Present)
Whyalla Airport (24km)
Average Low 2021–2026
11.9 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.8 °C