Pinson, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.3 °C (low) to 23.1 °C (high). Annual precipitation averages 1449.3 Millimeters. Pinson is located in USDA Plant Hardiness Zone 8a. 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 | 0.1 °C | 12.1 °C | 131.57 mm |
| February | 1.6 °C | 14.5 °C | 126.49 mm |
| March | 5.3 °C | 19.1 °C | 145.8 mm |
| April | 9.3 °C | 23.7 °C | 128.27 mm |
| May | 14.4 °C | 27.3 °C | 121.41 mm |
| June | 18.8 °C | 30.8 °C | 120.14 mm |
| July | 20.8 °C | 32.4 °C | 127.76 mm |
| August | 20.3 °C | 32.2 °C | 101.35 mm |
| September | 17 °C | 29.7 °C | 115.32 mm |
| October | 10.4 °C | 24.1 °C | 84.33 mm |
| November | 4.4 °C | 18.1 °C | 119.89 mm |
| December | 1.7 °C | 13.4 °C | 127 mm |
| Annual | 10.3 °C | 23.1 °C | 1449.33 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 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |