MELLETTE 4 W, SD US
GHCN ID: USC00395456 · SD, US · 395.0 m elevation · Records 1893-2017 (124 years)
Primary station for Chelsea, SD.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 22.1°F | 1.4°F | 11.8°F | 0.57 in | 8.5 in |
| February | 27.2°F | 5.1°F | 16.2°F | 0.65 in | 7.8 in |
| March | 40.0°F | 17.1°F | 28.6°F | 0.90 in | 5.6 in |
| April | 55.8°F | 29.2°F | 42.5°F | 2.11 in | 5.4 in |
| May | 68.5°F | 42.8°F | 55.7°F | 3.34 in | — |
| June | 78.5°F | 54.2°F | 66.3°F | 3.47 in | — |
| July | 83.7°F | 58.9°F | 71.3°F | 3.51 in | — |
| August | 81.8°F | 55.2°F | 68.5°F | 2.54 in | — |
| September | 73.8°F | 45.1°F | 59.5°F | 2.35 in | — |
| October | 58.5°F | 31.7°F | 45.1°F | 2.12 in | 0.9 in |
| November | 41.8°F | 18.6°F | 30.2°F | 0.73 in | 5.9 in |
| December | 27.7°F | 7.2°F | 17.5°F | 0.67 in | 9.3 in |