US Geography / US Weather / Iowa Weather / West Union |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 24° | 30° | 44° | 58° | 71° | 80° | 84° | 81° | 74° | 61° | 44° | 28° |
| Avg. Low | 5° | 10° | 24° | 35° | 46° | 56° | 60° | 58° | 48° | 38° | 26° | 11° |
| Mean | 15° | 21° | 34° | 47° | 58° | 68° | 74° | 70° | 62° | 50° | 35° | 21° |
| Avg. Precip. | 0.9 in | 1.1 in | 2.1 in | 3.3 in | 4.3 in | 4.3 in | 4.4 in | 4.4 in | 3.7 in | 2.6 in | 1.9 in | 1.4 in |
Degrees in Fahrenheit
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