| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F | |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F | |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F | |
| Average First Frost Date: | Nov. 21 - Nov. 30 | |
| Average Last Frost Date: | Feb. 21 - Feb. 29 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 32a - Northern Blackland Prairie | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 151 - 180 days Over 86°F |
Annual Climate Data for ZIP Code 78073 - Von Ormy, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 39 | 43 | 50 | 57 | 65 | 70 | 72 | 72 | 68 | 59 | 49 | 42 | 57 |
| Avg Max Temp (°F) | 64 | 69 | 77 | 82 | 88 | 93 | 96 | 96 | 92 | 84 | 73 | 66 | 82 |
| Avg Precip (In.) | 1.44 | 1.68 | 1.66 | 2.5 | 3.85 | 3.72 | 1.63 | 2.47 | 2.91 | 3.3 | 2.04 | 1.63 | 28.83 |