Decatur Rainfall Forecast
- No Rain
- 100%
- 45%
- 5%
- 15%
- 5%
- 15%
Decatur Rainfall Statistics
December Rainfall
Fort Wayne International Airport (17.4 miles)
Total Rainfall December
0.5inDaily Average December
0.03inWettest Day 1 December, 2025
0.1inWet Days December
6/17 (35%)
Climate (2010–Present)
Fort Wayne International Airport (17.4 miles)
Annual Average 2020–2024
36.8inMonthly Average 2020–2025
2.8inDaily Average 2020–2025
0.1inWettest Day 5 July, 2022
2.8in