| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F |
| 1990 Hardiness Zone: | Zone 7b: 5F to 10F |
| Average First Frost Date: | Nov. 11 - Nov. 20 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 29c - Western Cross Timbers |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 76066 - Millsap, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 32 | 36 | 44 | 52 | 61 | 68 | 72 | 71 | 64 | 54 | 43 | 34 | 53 |
| Avg Max Temp (°F) | 57 | 62 | 71 | 78 | 85 | 92 | 97 | 96 | 89 | 80 | 67 | 59 | 78 |
| Avg Precip (In.) | 1.53 | 2.06 | 2.62 | 2.77 | 4.57 | 3.42 | 2.22 | 2.31 | 2.77 | 3.8 | 2.14 | 1.89 | 32.09 |