| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 7a: 0°F to 5°F |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F |
| Average First Frost Date: | Oct. 11 - Oct. 20 |
| Average Last Frost Date: | May 1 - May 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 66j - Broad Basins |
| Heat Zone Days: | 1 - 7 days Over 86°F |
Annual Climate Data for ZIP Code 28701 - Alexander, NC | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 24 | 26 | 33 | 40 | 49 | 57 | 62 | 61 | 54 | 42 | 33 | 27 | 42 |
| Avg Max Temp (°F) | 46 | 50 | 58 | 67 | 75 | 81 | 85 | 83 | 78 | 68 | 58 | 49 | 66 |
| Avg Precip (In.) | 3.39 | 3.42 | 4.18 | 3.37 | 3.94 | 3.55 | 3.42 | 3.77 | 3.17 | 2.61 | 3.1 | 2.87 | 40.81 |