| 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: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 39a - Springfield Plateau |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 65753 - Sparta, MO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 20 | 24 | 33 | 42 | 52 | 61 | 66 | 64 | 56 | 45 | 33 | 24 | 43 |
| Avg Max Temp (°F) | 41 | 47 | 56 | 66 | 74 | 82 | 88 | 87 | 79 | 69 | 55 | 45 | 66 |
| Avg Precip (In.) | 2.07 | 2.31 | 4.3 | 4.46 | 5 | 4.46 | 4.08 | 3.39 | 4.53 | 4.03 | 4.83 | 3.33 | 46.78 |