Samson, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 54.5 °F (low) to 77.7 °F (high). Annual precipitation averages 60.8 Inches. Samson 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 | 37.1 °F | 60.6 °F | 5.12 in. |
| February | 40.3 °F | 64.7 °F | 5.25 in. |
| March | 46.2 °F | 71.7 °F | 5.52 in. |
| April | 52.6 °F | 78.1 °F | 4.95 in. |
| May | 61.3 °F | 85.4 °F | 4.15 in. |
| June | 68.9 °F | 89.8 °F | 5.8 in. |
| July | 71.3 °F | 91.6 °F | 6.33 in. |
| August | 70.8 °F | 91.0 °F | 5.6 in. |
| September | 66.1 °F | 87.6 °F | 4.83 in. |
| October | 55.1 °F | 79.5 °F | 3.63 in. |
| November | 44.1 °F | 69.9 °F | 4.5 in. |
| December | 40.0 °F | 62.7 °F | 5.13 in. |
| Annual | 54.5 °F | 77.7 °F | 60.81 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 |