Terry, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 53.8 °F (low) to 76.4 °F (high). Annual precipitation averages 58.9 Inches. Terry is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 36.2 °F | 57.3 °F | 5.6 in. |
| February | 38.9 °F | 62.0 °F | 5.57 in. |
| March | 45.6 °F | 69.5 °F | 5.72 in. |
| April | 52.8 °F | 76.7 °F | 5.65 in. |
| May | 61.7 °F | 83.6 °F | 4.25 in. |
| June | 68.8 °F | 89.7 °F | 4.68 in. |
| July | 71.1 °F | 91.8 °F | 5.13 in. |
| August | 70.5 °F | 92.1 °F | 4.89 in. |
| September | 64.8 °F | 87.9 °F | 3.86 in. |
| October | 53.1 °F | 78.9 °F | 3.46 in. |
| November | 43.4 °F | 67.4 °F | 4.54 in. |
| December | 38.2 °F | 59.6 °F | 5.51 in. |
| Annual | 53.8 °F | 76.4 °F | 58.86 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |