Casterton Racecourse Weather Forecast
- 6
- 13
Showers
- 6
- 11
Rain. Windy
- 3
- 12
Shower or two
- 5
- 14
Shower or two
- 5
- 15
Shower or two
- 4
- 16
Shower or two
- 4
- 18
Possible shower
Today 28 Aug South West
Cloudy. Very high chance of showers, becoming less likely in the late afternoon and evening. Snow falling above 1100 metres. The chance of a thunderstorm near the coast from the late morning. Possible small hail in the south in the morning. Winds west to northwesterly 25 to 35 km/h. Daytime maximum temperatures around 12.
Casterton Racecourse Temperature Statistics View More
August Temperature
Casterton (7km)
Lowest 1 August, 2025
-1 °CAverage August
9.5 °CHighest 22 August, 2025
18 °C
Climate (2020–Present)
Casterton (7km)
Average Low 2020–2025
8.4 °CAverage 2020–2025
13.6 °CAverage High 2020–2025
19.8 °C