Greers Ferry, Arkansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.3 °C (low) to 21.5 °C (high). Annual precipitation averages 1312.9 Millimeters. Greers Ferry is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -2.2 °C | 8.9 °C | 92.71 mm |
| February | -0.6 °C | 11.5 °C | 95.76 mm |
| March | 3.7 °C | 16.3 °C | 127.76 mm |
| April | 8.5 °C | 21.9 °C | 133.6 mm |
| May | 14.1 °C | 26 °C | 134.37 mm |
| June | 18.8 °C | 30.3 °C | 91.69 mm |
| July | 20.8 °C | 32.7 °C | 100.58 mm |
| August | 19.9 °C | 32.5 °C | 96.01 mm |
| September | 15.8 °C | 28.8 °C | 89.92 mm |
| October | 9.2 °C | 22.7 °C | 103.89 mm |
| November | 3.7 °C | 15.8 °C | 127.51 mm |
| December | -0.5 °C | 10.6 °C | 119.13 mm |
| Annual | 9.3 °C | 21.5 °C | 1312.93 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |