US Geography / US Weather / Iowa Weather / Storm Lake |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 24 | 28 | 41 | 58 | 70 | 78 | 84 | 81 | 72 | 61 | 44 | 28 |
| Avg. Low | 4 | 8 | 20 | 32 | 44 | 55 | 60 | 57 | 47 | 37 | 24 | 8 |
| Mean | 14 | 18 | 31 | 45 | 58 | 67 | 72 | 68 | 60 | 48 | 34 | 18 |
| Avg. Precip. | 0.6 in | 0.6 in | 2.0 in | 3.0 in | 3.9 in | 4.7 in | 4.3 in | 4.3 in | 3.8 in | 2.3 in | 1.3 in | 0.8 in |
Degrees in Fahrenheit
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