Casterton Weather Forecast
- 13
- 28
Clear
- 11
- 33
Sunny
- 15
- 25
Shower or two
- 10
- 20
Cloudy
- 8
- 22
Cloudy
- 9
- 27
Mostly sunny
- 12
- 33
Partly cloudy
Today 9 Feb South West
Mostly clear. Winds southerly 20 to 30 km/h.
Casterton Temperature Statistics View More
February Temperature
Casterton (5km)
Lowest 2 February, 2026
3.7 °CAverage February
17.3 °CHighest 7 February, 2026
32.1 °C
Climate (2021–Present)
Casterton (5km)
Average Low 2021–2026
8.4 °CAverage 2021–2026
13.6 °CAverage High 2021–2026
19.7 °C