Mulberry, Arkansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.9 °C (low) to 22.7 °C (high). Annual precipitation averages 1292.4 Millimeters. Mulberry 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 | -1.8 °C | 10.2 °C | 86.87 mm |
| February | 0.2 °C | 12.8 °C | 74.42 mm |
| March | 4.3 °C | 17.6 °C | 115.32 mm |
| April | 9.1 °C | 22.9 °C | 126.75 mm |
| May | 14.7 °C | 26.9 °C | 148.34 mm |
| June | 19.4 °C | 31.4 °C | 103.12 mm |
| July | 21.3 °C | 34.1 °C | 97.03 mm |
| August | 20.8 °C | 33.9 °C | 97.54 mm |
| September | 16.6 °C | 29.9 °C | 101.85 mm |
| October | 9.9 °C | 23.9 °C | 116.59 mm |
| November | 4 °C | 17.1 °C | 125.22 mm |
| December | -0.2 °C | 11.4 °C | 99.31 mm |
| Annual | 9.9 °C | 22.7 °C | 1292.36 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 75-100 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 | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |