Sherrill, Arkansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.3 °C (low) to 22.5 °C (high). Annual precipitation averages 1339.3 Millimeters. Sherrill 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 | 0.3 °C | 10.3 °C | 103.63 mm |
| February | 2 °C | 13 °C | 110.24 mm |
| March | 6.1 °C | 17.7 °C | 131.32 mm |
| April | 10.8 °C | 22.9 °C | 145.29 mm |
| May | 16.3 °C | 27.2 °C | 127.76 mm |
| June | 20.7 °C | 31.4 °C | 88.65 mm |
| July | 22.4 °C | 32.9 °C | 91.69 mm |
| August | 21.6 °C | 32.6 °C | 82.8 mm |
| September | 17.6 °C | 29.6 °C | 87.88 mm |
| October | 10.9 °C | 23.9 °C | 112.78 mm |
| November | 5.3 °C | 16.9 °C | 114.81 mm |
| December | 1.8 °C | 11.9 °C | 142.49 mm |
| Annual | 11.3 °C | 22.5 °C | 1339.34 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 40-50 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 | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |