Grassdale Rainfall Forecast
- 20%< 1mm
- 15%< 1mm
- 5%< 1mm
- 5%< 1mm
- 10%< 1mm
- 55%< 2mm
- 70%1–5mm
Grassdale Rainfall Statistics View More
September Rainfall
Casterton (36km)
Total Rainfall September
12.8mmDaily Average September
1.8mmWettest Day 2 September, 2026
4.6mmWet Days September
6/8 (75%)
Climate (2021–2025)
Casterton (36km)
Annual Average 2021–2025
606.2mmMonthly Average 2021–2026
49.2mmDaily Average 2021–2026
1.6mmWettest Day 29 October, 2021
58mm