US Geography / US Weather / South Dakota Weather / Mission |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 31 | 36 | 45 | 58 | 68 | 80 | 87 | 85 | 75 | 64 | 45 | 34 |
| Avg. Low | 6 | 10 | 18 | 31 | 42 | 54 | 58 | 55 | 45 | 34 | 20 | 8 |
| Mean | 18 | 24 | 32 | 45 | 56 | 67 | 74 | 71 | 60 | 48 | 34 | 22 |
| Avg. Precip. | 0.3 in | 0.5 in | 1.3 in | 2.0 in | 3.3 in | 3.3 in | 3.0 in | 2.0 in | 1.6 in | 1.3 in | 0.6 in | 0.5 in |
Degrees in Fahrenheit
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