Collins, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 53.7 °F (low) to 76.5 °F (high). Annual precipitation averages 59.4 Inches. Collins is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 36.1 °F | 58.7 °F | 5.9 in. |
| February | 39.1 °F | 63.0 °F | 5.09 in. |
| March | 45.6 °F | 70.1 °F | 5.91 in. |
| April | 52.4 °F | 76.6 °F | 4.87 in. |
| May | 60.9 °F | 83.6 °F | 4.37 in. |
| June | 68.4 °F | 89.3 °F | 4.9 in. |
| July | 70.7 °F | 91.3 °F | 5.69 in. |
| August | 70.2 °F | 91.2 °F | 5.03 in. |
| September | 65.2 °F | 87.0 °F | 4.02 in. |
| October | 53.5 °F | 78.3 °F | 3.51 in. |
| November | 43.3 °F | 68.1 °F | 4.42 in. |
| December | 38.4 °F | 60.6 °F | 5.68 in. |
| Annual | 53.7 °F | 76.5 °F | 59.39 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| 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 |