| 2023 Hardiness Zone: | Zone 8a: 10°F to 15°F | |
| 2012 Hardiness Zone: | Zone 7b: 5°F to 10°F | |
| 1990 Hardiness Zone: | Zone 7a: 0F 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: | 45b - Southern Outer Piedmont | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 28031 - Cornelius, NC | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 29 | 31 | 38 | 45 | 55 | 63 | 68 | 66 | 60 | 47 | 38 | 31 | 48 |
| Avg Max Temp (°F) | 50 | 54 | 63 | 72 | 79 | 85 | 89 | 87 | 82 | 72 | 62 | 53 | 71 |
| Avg Precip (In.) | 4.12 | 3.74 | 4.58 | 3.19 | 3.93 | 3.9 | 3.91 | 3.49 | 3.87 | 3.72 | 3.38 | 3.42 | 45.26 |