| 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: | Apr. 21 - Apr. 30 |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers |
| Ecoregion: | 55b - Loamy High Lime Till Plains |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 46011 - Anderson, IN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 18 | 21 | 31 | 40 | 51 | 60 | 64 | 62 | 54 | 43 | 34 | 23 | 42 |
| Avg Max Temp (°F) | 33 | 38 | 49 | 61 | 72 | 81 | 84 | 82 | 76 | 64 | 50 | 38 | 60 |
| Avg Precip (In.) | 2.19 | 2.19 | 3.09 | 3.82 | 4.07 | 4.15 | 4.21 | 3.63 | 2.97 | 2.71 | 3.54 | 2.92 | 39.49 |