Casterton Weather Forecast
- 1
- 15
Morning frost. Sunny
- 1
- 15
Morning frost. Sunny
- 1
- 14
Partly cloudy
- 2
- 15
Partly cloudy
- 4
- 14
Partly cloudy
- 6
- 15
Showers
- 7
- 14
Showers
Today 6 Jul South West
Areas of frost and patchy fog in the morning. Sunny afternoon. Light winds. Overnight temperatures falling to between zero and 3 with daytime temperatures reaching around 14.
Casterton Temperature Statistics View More
July Temperature
Casterton (5km)
Lowest 5 July, 2026
2.4 °CAverage July
8.9 °CHighest 1 July, 2026
15.4 °C
Climate (2021–2026)
Casterton (5km)
Average Low 2021–2026
8.5 °CAverage 2021–2026
13.6 °CAverage High 2021–2026
19.8 °C