| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°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. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 47i - Loess and Glacial Drift Hills | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 66436 - Holton, KS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 15 | 20 | 30 | 41 | 52 | 62 | 67 | 65 | 56 | 44 | 31 | 20 | 42 |
| Avg Max Temp (°F) | 36 | 43 | 54 | 65 | 75 | 84 | 89 | 88 | 80 | 68 | 52 | 40 | 64 |
| Avg Precip (In.) | .96 | 1.08 | 2.51 | 3.37 | 4.82 | 4.95 | 4.26 | 4.06 | 4.38 | 3.17 | 2.37 | 1.36 | 37.29 |