Waterloo Rainfall Forecast
- 45%
- No Rain
- No Rain
- 50%
- No Rain
- 20%
- 30%
Waterloo Rainfall Statistics
May Rainfall
Indianapolis International Airport (11.8 miles)
Total Rainfall May
2.2inDaily Average May
0.3inWettest Day 5 May, 2026
1.9inWet Days May
4/10 (40%)
Climate (2010–Present)
Indianapolis International Airport (11.8 miles)
Annual Average 2021–2025
39.8inMonthly Average 2021–2026
3.4inDaily Average 2021–2026
0.1inWettest Day 1 July, 2021
2.8in