Clinton, Arkansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 47.8 °F (low) to 71.5 °F (high). Annual precipitation averages 53.5 Inches. Clinton 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 | 27.4 °F | 48.8 °F | 3.77 in. |
| February | 30.4 °F | 53.7 °F | 3.82 in. |
| March | 38.2 °F | 62.5 °F | 5.08 in. |
| April | 46.2 °F | 72.3 °F | 5.48 in. |
| May | 56.3 °F | 79.3 °F | 5.59 in. |
| June | 65.0 °F | 87.2 °F | 3.64 in. |
| July | 68.5 °F | 91.6 °F | 3.98 in. |
| August | 67.2 °F | 91.1 °F | 4.2 in. |
| September | 59.6 °F | 84.7 °F | 3.65 in. |
| October | 47.4 °F | 73.7 °F | 4.02 in. |
| November | 37.2 °F | 61.2 °F | 5.56 in. |
| December | 30.4 °F | 51.5 °F | 4.69 in. |
| Annual | 47.8 °F | 71.5 °F | 53.48 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |