Fresno, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 16.1 °C (low) to 26.2 °C (high). Annual precipitation averages 1386.6 Millimeters. Fresno is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 7 °C | 17.2 °C | 106.43 mm |
| February | 9.1 °C | 19.2 °C | 78.49 mm |
| March | 12.3 °C | 22.6 °C | 90.68 mm |
| April | 15.7 °C | 25.9 °C | 104.39 mm |
| May | 19.9 °C | 29.4 °C | 131.57 mm |
| June | 23.1 °C | 32.5 °C | 139.7 mm |
| July | 23.9 °C | 33.5 °C | 106.93 mm |
| August | 24 °C | 33.9 °C | 141.73 mm |
| September | 21.7 °C | 31.6 °C | 139.95 mm |
| October | 16.7 °C | 27.8 °C | 123.95 mm |
| November | 11.3 °C | 22.4 °C | 116.08 mm |
| December | 7.9 °C | 18.4 °C | 106.68 mm |
| Annual | 16.1 °C | 26.2 °C | 1386.58 mm |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9b : -3.9°C to -1.1°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |