| 2023 Hardiness Zone: | 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. 11 - Apr. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 39b - Dissected Springfield Plateau-Elk River Hills |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 64831 - Anderson, MO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 22 | 27 | 36 | 44 | 53 | 62 | 66 | 64 | 57 | 46 | 35 | 26 | 45 |
| Avg Max Temp (°F) | 44 | 51 | 60 | 69 | 76 | 83 | 89 | 88 | 80 | 71 | 58 | 47 | 68 |
| Avg Precip (In.) | 2.01 | 2.08 | 3.82 | 4.18 | 4.85 | 4.71 | 3.26 | 3.5 | 4.81 | 3.59 | 4.49 | 3.03 | 44.31 |