Armstrong Rainfall Forecast
- 20%
- 30%
- 100%
- 90%
- 45%
- 50%
- 40%
Armstrong Rainfall Statistics
September Rainfall
Estherville, Estherville Municipal Airport (13 miles)
Total Rainfall September
2.9inDaily Average September
0.3inWettest Day 6 September, 2026
1.3inWet Days September
6/12 (50%)
Climate (2021–2025)
Estherville, Estherville Municipal Airport (13 miles)
Annual Average 2021–2025
27.6inMonthly Average 2021–2026
2.3inDaily Average 2021–2026
0.1inWettest Day 21 June, 2024
3.9in