Ingram, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.4 °C (low) to 25.3 °C (high). Annual precipitation averages 754.9 Millimeters. Ingram is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 0.9 °C | 15.7 °C | 39.62 mm |
| February | 3.1 °C | 17.9 °C | 44.45 mm |
| March | 7.2 °C | 21.6 °C | 62.48 mm |
| April | 11 °C | 25.4 °C | 55.37 mm |
| May | 16.2 °C | 28.6 °C | 106.68 mm |
| June | 19.8 °C | 32.2 °C | 79.25 mm |
| July | 20.9 °C | 33.7 °C | 52.83 mm |
| August | 20.6 °C | 34.3 °C | 60.96 mm |
| September | 17.3 °C | 31 °C | 82.3 mm |
| October | 11.9 °C | 26.3 °C | 76.45 mm |
| November | 6.2 °C | 20.3 °C | 52.83 mm |
| December | 1.7 °C | 16.3 °C | 41.66 mm |
| Annual | 11.4 °C | 25.3 °C | 754.88 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |