Siam Weather Forecast
- 20
- 38
Shower
- 20
- 28
Rain
- 14
- 29
Partly cloudy
- 17
- 30
Cloudy
- 16
- 29
Windy
- 17
- 31
Partly cloudy
- 19
- 33
Shower
Today 21 Feb North West Pastoral
Partly cloudy. High chance of showers in the far west, slight chance elsewhere. The chance of a thunderstorm in the afternoon and evening, possibly severe with heavy rain which may lead to flash flooding in the far west. Winds southeasterly 20 to 30 km/h tending northeast to southeasterly in the morning. Overnight temperatures falling to 20 to 27 with daytime temperatures reaching 34 to 40.
Siam Temperature Statistics View More
February Temperature
Whyalla Airport (94km)
Lowest 3 February, 2026
10.8 °CAverage February
23.9 °CHighest 11 February, 2026
39.2 °C
Climate (2021–Present)
Whyalla Airport (94km)
Average Low 2021–2026
11.9 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.8 °C