YANKTON 2 E, SD US
GHCN ID: USW00094911 · SD, US · 359.7 m elevation · Records 1932-2026 (94 years)
Primary station for St. Helena, NE.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 30.0°F | 10.4°F | 20.2°F | 0.65 in | 6.7 in |
| February | 34.9°F | 14.2°F | 24.6°F | 0.91 in | 8.5 in |
| March | 47.1°F | 24.6°F | 35.9°F | 1.60 in | 4.7 in |
| April | 60.0°F | 35.4°F | 47.7°F | 3.36 in | 3.7 in |
| May | 71.9°F | 47.7°F | 59.8°F | 3.68 in | 0.2 in |
| June | 82.4°F | 58.9°F | 70.7°F | 4.03 in | — |
| July | 87.1°F | 63.8°F | 75.4°F | 3.46 in | — |
| August | 84.8°F | 61.5°F | 73.1°F | 3.26 in | — |
| September | 77.5°F | 52.1°F | 64.8°F | 2.85 in | — |
| October | 63.3°F | 38.5°F | 50.9°F | 2.56 in | 0.8 in |
| November | 47.2°F | 25.3°F | 36.2°F | 1.27 in | 5.9 in |
| December | 34.0°F | 14.9°F | 24.5°F | 1.03 in | 7.6 in |