US Geography / US Weather / South Dakota Weather / Oacoma |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 28 | 34 | 45 | 60 | 72 | 82 | 88 | 87 | 77 | 64 | 46 | 32 |
| Avg. Low | 4 | 10 | 20 | 34 | 45 | 55 | 60 | 57 | 47 | 35 | 21 | 8 |
| Mean | 17 | 22 | 34 | 47 | 58 | 68 | 75 | 72 | 62 | 50 | 34 | 21 |
| Avg. Precip. | 0.5 in | 0.6 in | 1.6 in | 2.5 in | 3.5 in | 3.6 in | 2.9 in | 2.1 in | 2.1 in | 1.5 in | 0.8 in | 0.5 in |
Degrees in Fahrenheit
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