Santa Fe, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 61.5 °F (low) to 78.7 °F (high). Annual precipitation averages 56.3 Inches. Santa Fe is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 44.6 °F | 63.1 °F | 4.62 in. |
| February | 48.2 °F | 66.5 °F | 3.18 in. |
| March | 54.4 °F | 72.1 °F | 3.23 in. |
| April | 60.7 °F | 77.8 °F | 4.1 in. |
| May | 68.4 °F | 84.2 °F | 4.92 in. |
| June | 74.0 °F | 89.5 °F | 5.82 in. |
| July | 75.4 °F | 91.4 °F | 4.44 in. |
| August | 75.3 °F | 92.2 °F | 5.97 in. |
| September | 71.6 °F | 88.3 °F | 6.28 in. |
| October | 64.1 °F | 81.5 °F | 4.9 in. |
| November | 54.4 °F | 72.1 °F | 4.54 in. |
| December | 46.5 °F | 65.2 °F | 4.28 in. |
| Annual | 61.5 °F | 78.7 °F | 56.28 in. |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9a : 20°F to 25°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |