US Geography / US Weather / Iowa Weather / Decorah |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 24 | 30 | 42 | 58 | 71 | 80 | 84 | 82 | 74 | 61 | 44 | 28 |
| Avg. Low | 5 | 11 | 24 | 36 | 47 | 56 | 61 | 58 | 50 | 40 | 27 | 12 |
| Mean | 15 | 21 | 34 | 48 | 60 | 68 | 74 | 71 | 62 | 51 | 36 | 21 |
| Avg. Precip. | 0.7 in | 0.8 in | 1.9 in | 3.4 in | 3.8 in | 4.3 in | 4.0 in | 4.0 in | 3.9 in | 2.3 in | 1.7 in | 1.3 in |
Degrees in Fahrenheit
Copyright 2008 countrystudies.us