| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F |
| 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: | 72b - Glaciated Wabash Lowlands |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 47424 - Bloomfield, IN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 19 | 22 | 32 | 42 | 52 | 61 | 65 | 63 | 54 | 43 | 34 | 24 | 42 |
| Avg Max Temp (°F) | 36 | 42 | 53 | 64 | 74 | 83 | 86 | 85 | 78 | 68 | 54 | 41 | 64 |
| Avg Precip (In.) | 2.37 | 2.57 | 3.78 | 4.21 | 5.05 | 4.12 | 4.6 | 3.82 | 3.44 | 3.2 | 4.05 | 3.37 | 44.57 |