US Geography / US Weather / South Dakota Weather / Interior |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 35 | 40 | 50 | 64 | 74 | 84 | 92 | 91 | 80 | 68 | 48 | 37 |
| Avg. Low | 11 | 16 | 24 | 36 | 46 | 56 | 62 | 60 | 48 | 38 | 25 | 14 |
| Mean | 24 | 28 | 38 | 50 | 60 | 70 | 78 | 76 | 65 | 54 | 38 | 26 |
| Avg. Precip. | 0.3 in | 0.4 in | 0.9 in | 1.9 in | 2.9 in | 2.8 in | 2.1 in | 1.5 in | 1.3 in | 1.1 in | 0.4 in | 0.3 in |
Degrees in Fahrenheit
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