| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°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: | 28a - Flint Hills | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 67063 - Hillsboro, KS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 17 | 22 | 32 | 42 | 53 | 63 | 68 | 65 | 56 | 44 | 31 | 21 | 43 |
| Avg Max Temp (°F) | 39 | 46 | 56 | 66 | 75 | 86 | 92 | 90 | 82 | 70 | 54 | 42 | 66 |
| Avg Precip (In.) | .8 | 1.09 | 2.65 | 3.06 | 4.79 | 4.49 | 4.14 | 3.64 | 3.09 | 2.49 | 2.14 | 1.12 | 33.49 |