Piggott, Arkansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 49.6 °F (low) to 69.3 °F (high). Annual precipitation averages 50 Inches. Piggott is located in USDA Plant Hardiness Zone 7b. 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 | 28.2 °F | 44.4 °F | 3.42 in. |
| February | 31.5 °F | 49.6 °F | 3.89 in. |
| March | 39.3 °F | 59.0 °F | 4.78 in. |
| April | 49.1 °F | 70.4 °F | 5.65 in. |
| May | 59.7 °F | 79.4 °F | 5.18 in. |
| June | 67.8 °F | 87.6 °F | 3.42 in. |
| July | 71.2 °F | 90.1 °F | 3.95 in. |
| August | 68.8 °F | 89.0 °F | 2.98 in. |
| September | 61.0 °F | 83.2 °F | 3.31 in. |
| October | 49.0 °F | 72.6 °F | 4.12 in. |
| November | 38.9 °F | 58.6 °F | 4.61 in. |
| December | 31.2 °F | 47.6 °F | 4.68 in. |
| Annual | 49.6 °F | 69.3 °F | 49.99 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |