| 2023 Hardiness Zone: | Zone 5b: -15°F to -10°F | |
| 2012 Hardiness Zone: | Zone 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 5a: -20F to -15F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 27g - Platte River Valley | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 68801 - Grand Island, NE | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 12 | 17 | 27 | 37 | 49 | 59 | 64 | 62 | 52 | 39 | 26 | 16 | 38 |
| Avg Max Temp (°F) | 33 | 39 | 50 | 62 | 72 | 83 | 87 | 85 | 77 | 65 | 47 | 36 | 61 |
| Avg Precip (In.) | .55 | .67 | 2.07 | 2.67 | 4.16 | 3.72 | 3.26 | 3.05 | 2.44 | 1.55 | 1.41 | .67 | 26.22 |