US Geography / US Weather / Iowa Weather / Humboldt |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 25 | 31 | 44 | 58 | 72 | 81 | 85 | 82 | 74 | 62 | 45 | 28 |
| Avg. Low | 6 | 12 | 24 | 37 | 48 | 58 | 62 | 58 | 50 | 38 | 26 | 12 |
| Mean | 16 | 22 | 34 | 48 | 61 | 70 | 74 | 71 | 62 | 51 | 36 | 21 |
| Avg. Precip. | 0.7 in | 0.8 in | 2.0 in | 3.0 in | 3.7 in | 4.6 in | 4.3 in | 3.9 in | 3.5 in | 2.3 in | 1.4 in | 1.0 in |
Degrees in Fahrenheit
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