| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F | |
| 2012 Hardiness Zone: | Zone 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 5a: -20F to -15F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 56c - Middle Tippecanoe Plains | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 1 - 7 days Over 86°F |
Annual Climate Data for ZIP Code 46511 - Culver, IN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 15 | 18 | 28 | 38 | 49 | 58 | 62 | 60 | 52 | 41 | 31 | 21 | 39 |
| Avg Max Temp (°F) | 31 | 36 | 47 | 60 | 72 | 81 | 84 | 82 | 76 | 64 | 49 | 36 | 60 |
| Avg Precip (In.) | 2.02 | 1.77 | 2.76 | 3.69 | 3.99 | 4.36 | 3.85 | 3.65 | 3.45 | 3.02 | 3.23 | 2.75 | 38.55 |