| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 5b: -15°F to -10°F | |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 4b: -25°F to -20°F | |
| 1990 Hardiness Zone: | Zone 4b: -25F to -20F | |
| Average First Frost Date: | Sep. 21 - Sep. 30 | |
| Average Last Frost Date: | May 21 - May 31 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 44a - Sand Hills | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 69201 - Valentine, NE | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 8 | 14 | 22 | 32 | 44 | 53 | 59 | 57 | 46 | 34 | 21 | 11 | 33 |
| Avg Max Temp (°F) | 34 | 39 | 48 | 59 | 71 | 81 | 88 | 86 | 77 | 63 | 46 | 37 | 61 |
| Avg Precip (In.) | .31 | .49 | 1.14 | 1.99 | 3.28 | 3.05 | 3.35 | 2.23 | 1.64 | 1.24 | .74 | .34 | 19.78 |