Hatfield, Arkansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.6 °C (low) to 22.3 °C (high). Annual precipitation averages 1463.6 Millimeters. Hatfield 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 | -1.4 °C | 10.7 °C | 95.25 mm |
| February | 0.3 °C | 13.2 °C | 97.54 mm |
| March | 4.4 °C | 17.6 °C | 126.75 mm |
| April | 8.7 °C | 22.3 °C | 148.59 mm |
| May | 14.3 °C | 25.9 °C | 167.89 mm |
| June | 18.8 °C | 30.3 °C | 114.3 mm |
| July | 20.6 °C | 32.8 °C | 109.73 mm |
| August | 19.8 °C | 33 °C | 91.69 mm |
| September | 15.8 °C | 29.3 °C | 117.6 mm |
| October | 9.6 °C | 23.3 °C | 134.37 mm |
| November | 4.2 °C | 16.9 °C | 132.59 mm |
| December | -0.2 °C | 11.8 °C | 127.25 mm |
| Annual | 9.6 °C | 22.3 °C | 1463.55 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 |