Sundown Mountain Rainfall Forecast
- 20%
- 50%
- 80%
- 80%
- 50%
- 30%
- 20%
Sundown Mountain Rainfall Statistics
September Rainfall
Dubuque Regional Airport (9.9 miles)
Total Rainfall September
0.8inDaily Average September
0.1inWettest Day 8 September, 2026
0.5inWet Days September
4/16 (25%)
Climate (2021–2025)
Dubuque Regional Airport (9.9 miles)
Annual Average 2021–2025
32.9inMonthly Average 2021–2026
2.9inDaily Average 2021–2026
0.1inWettest Day 10 August, 2025
4.8in