| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | Apr. 21 - Apr. 30 |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers |
| Ecoregion: | 40b - Osage Cuestas |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 66414 - Carbondale, KS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 17 | 23 | 32 | 43 | 53 | 63 | 68 | 65 | 56 | 45 | 32 | 22 | 43 |
| Avg Max Temp (°F) | 38 | 45 | 56 | 66 | 75 | 84 | 90 | 89 | 80 | 69 | 53 | 42 | 66 |
| Avg Precip (In.) | 1.02 | 1.09 | 2.79 | 3.38 | 5.21 | 4.95 | 3.86 | 3.61 | 3.8 | 3.02 | 2.52 | 1.46 | 36.69 |