| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F |
| 1990 Hardiness Zone: | Zone 8a: 10F to 15F |
| Average First Frost Date: | Nov. 11 - Nov. 20 |
| Average Last Frost Date: | Mar. 11 - Mar. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 35a - Tertiary Uplands |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 75839 - Elkhart, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 36 | 40 | 47 | 54 | 62 | 69 | 72 | 71 | 66 | 55 | 45 | 38 | 55 |
| Avg Max Temp (°F) | 58 | 63 | 71 | 77 | 84 | 90 | 94 | 94 | 89 | 80 | 68 | 60 | 77 |
| Avg Precip (In.) | 3.6 | 3.28 | 3.74 | 3.67 | 4.59 | 4.14 | 2.54 | 2.65 | 3.48 | 4.63 | 4.19 | 3.98 | 44.48 |