| 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 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: | 39d - Central Plateau |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 65622 - Buffalo, MO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 20 | 24 | 34 | 43 | 53 | 61 | 66 | 64 | 56 | 45 | 34 | 24 | 44 |
| Avg Max Temp (°F) | 40 | 47 | 57 | 67 | 75 | 83 | 89 | 88 | 80 | 69 | 55 | 44 | 66 |
| Avg Precip (In.) | 1.9 | 2.17 | 3.64 | 4.22 | 4.94 | 4.4 | 3.23 | 3.71 | 4.4 | 3.86 | 4.32 | 2.88 | 43.67 |