Owanka Rainfall Forecast
- 75%
- 80%
- 95%
- 10%
- 15%
- 15%
- 10%
Owanka Rainfall Statistics
September Rainfall
Rapid City, Rapid City Regional Airport (23 miles)
Total Rainfall September
0.2inDaily Average September
0.01inWettest Day 5 September, 2026
0.1inWet Days September
6/19 (32%)
Climate (2021–2025)
Rapid City, Rapid City Regional Airport (23 miles)
Annual Average 2021–2025
17.1inMonthly Average 2021–2026
1.4inDaily Average 2021–2026
0.05inWettest Day 12 October, 2023
2in