| 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. 11 - Apr. 20 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 28a - Flint Hills | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 66846 - Council Grove, KS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 16 | 21 | 31 | 42 | 53 | 62 | 67 | 65 | 55 | 43 | 31 | 20 | 42 |
| Avg Max Temp (°F) | 37 | 44 | 55 | 66 | 75 | 84 | 91 | 89 | 80 | 69 | 53 | 41 | 65 |
| Avg Precip (In.) | .85 | 1.01 | 2.64 | 3.21 | 4.96 | 4.39 | 4.14 | 3.65 | 3.3 | 2.49 | 2.26 | 1.22 | 34.11 |