| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F |
| 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 66736 - Fredonia, KS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 18 | 24 | 33 | 44 | 54 | 63 | 67 | 65 | 57 | 45 | 33 | 23 | 44 |
| Avg Max Temp (°F) | 42 | 49 | 59 | 69 | 77 | 86 | 92 | 91 | 83 | 72 | 57 | 45 | 68 |
| Avg Precip (In.) | 1.24 | 1.6 | 3.07 | 3.38 | 5.25 | 5.15 | 4.05 | 3.77 | 4.01 | 3.7 | 3.19 | 1.88 | 40.29 |