Lonoke, Arkansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 51.5 °F (low) to 71.1 °F (high). Annual precipitation averages 50 Inches. Lonoke 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 | 31.3 °F | 49.0 °F | 3.74 in. |
| February | 34.2 °F | 53.8 °F | 3.89 in. |
| March | 41.8 °F | 62.5 °F | 4.87 in. |
| April | 50.8 °F | 71.5 °F | 5.41 in. |
| May | 60.8 °F | 79.2 °F | 5.14 in. |
| June | 69.0 °F | 87.1 °F | 3.32 in. |
| July | 71.9 °F | 90.0 °F | 3.33 in. |
| August | 70.2 °F | 89.4 °F | 3.11 in. |
| September | 62.7 °F | 83.6 °F | 3.28 in. |
| October | 50.8 °F | 73.7 °F | 4.2 in. |
| November | 40.8 °F | 61.4 °F | 4.47 in. |
| December | 34.0 °F | 51.8 °F | 5.28 in. |
| Annual | 51.5 °F | 71.1 °F | 50.04 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 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |