Mandan Rainfall Forecast
- 45%
- 95%
- 40%
- 30%
- 25%
- 10%
- 25%
Mandan Rainfall Statistics
January Rainfall
Copper Harbor (6.8 miles)
Total Rainfall January
1.9inDaily Average January
0.1inWettest Day 10 January, 2026
0.5inWet Days January
17/26 (65%)
Climate (2010–Present)
Copper Harbor (6.8 miles)
Annual Average 2021–2025
27.2inMonthly Average 2021–2025
2.3inDaily Average 2021–2026
0.1inWettest Day 23 July, 2021
2.7in