| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 5b: -15°F to -10°F |
| 1990 Hardiness Zone: | Zone 4b: -25F to -20F |
| 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: | 47h - Nebraska/Kansas Loess Hills |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 68003 - Ashland, NE | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 11 | 16 | 27 | 38 | 50 | 60 | 64 | 62 | 52 | 40 | 27 | 16 | 38 |
| Avg Max Temp (°F) | 32 | 38 | 50 | 63 | 74 | 84 | 88 | 85 | 78 | 66 | 48 | 35 | 62 |
| Avg Precip (In.) | .69 | .7 | 2.15 | 2.96 | 4.55 | 3.87 | 3.72 | 3.66 | 2.9 | 2.22 | 1.69 | .88 | 29.98 |