| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F 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 11 - May 20 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 25d - Flat to Rolling Plains | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 67701 - Colby, KS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 13 | 17 | 25 | 34 | 45 | 55 | 61 | 59 | 49 | 36 | 24 | 16 | 36 |
| Avg Max Temp (°F) | 40 | 45 | 53 | 63 | 72 | 85 | 90 | 88 | 80 | 68 | 51 | 42 | 65 |
| Avg Precip (In.) | .41 | .46 | 1.23 | 1.9 | 3.57 | 2.92 | 3.74 | 2.46 | 1.39 | 1.22 | .8 | .37 | 20.46 |