Sims Chapel, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.1 °C (low) to 25.1 °C (high). Annual precipitation averages 1628.7 Millimeters. Sims Chapel 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 | 2.2 °C | 15.4 °C | 157.23 mm |
| February | 4.2 °C | 17.6 °C | 131.57 mm |
| March | 7.3 °C | 21.6 °C | 142.24 mm |
| April | 11 °C | 25.3 °C | 123.7 mm |
| May | 16.7 °C | 29.2 °C | 122.43 mm |
| June | 19.9 °C | 32.1 °C | 165.61 mm |
| July | 21.8 °C | 32.7 °C | 166.12 mm |
| August | 21.6 °C | 32.7 °C | 146.81 mm |
| September | 18.9 °C | 30.6 °C | 122.17 mm |
| October | 12.1 °C | 26.6 °C | 90.42 mm |
| November | 6.4 °C | 21 °C | 115.82 mm |
| December | 3.3 °C | 16.5 °C | 144.53 mm |
| Annual | 12.1 °C | 25.1 °C | 1628.65 mm |
| 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 : -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 |