| 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: | 32a - Northern Blackland Prairie |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 76706 - Waco, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 35 | 39 | 47 | 54 | 63 | 70 | 73 | 73 | 66 | 56 | 46 | 37 | 55 |
| Avg Max Temp (°F) | 57 | 63 | 70 | 77 | 84 | 91 | 96 | 96 | 90 | 80 | 68 | 60 | 78 |
| Avg Precip (In.) | 2.04 | 2.53 | 2.84 | 2.89 | 4.58 | 3.46 | 1.84 | 2.16 | 3.04 | 3.65 | 2.99 | 2.91 | 34.92 |