| 2023 Hardiness Zone: | Zone 5b: -15°F to -10°F |
| 2012 Hardiness Zone: | Zone 5b: -15°F to -10°F |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F |
| Average First Frost Date: | Oct. 1 - Oct. 10 |
| Average Last Frost Date: | May 1 - May 10 |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers |
| Ecoregion: | 25c - Moderate Relief Plains |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 69033 - Imperial, NE | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 12 | 17 | 24 | 33 | 45 | 56 | 61 | 59 | 48 | 35 | 22 | 14 | 36 |
| Avg Max Temp (°F) | 38 | 45 | 53 | 63 | 72 | 83 | 90 | 88 | 79 | 67 | 50 | 41 | 64 |
| Avg Precip (In.) | .49 | .5 | 1.4 | 1.88 | 3.2 | 2.96 | 2.88 | 2.49 | 1.35 | 1.2 | .78 | .42 | 19.56 |