Alexander, Arkansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 51.1 °F (low) to 73.2 °F (high). Annual precipitation averages 55 Inches. Alexander 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. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 30.7 °F | 51.3 °F | 3.91 in. |
| February | 34.0 °F | 56.0 °F | 4.32 in. |
| March | 41.4 °F | 64.6 °F | 5.26 in. |
| April | 50.0 °F | 73.8 °F | 5.74 in. |
| May | 60.0 °F | 81.1 °F | 5.66 in. |
| June | 68.1 °F | 88.8 °F | 3.87 in. |
| July | 71.5 °F | 92.2 °F | 4.05 in. |
| August | 70.1 °F | 92.1 °F | 3.41 in. |
| September | 62.7 °F | 85.9 °F | 3.64 in. |
| October | 50.6 °F | 75.3 °F | 4.68 in. |
| November | 40.2 °F | 62.8 °F | 5.16 in. |
| December | 33.5 °F | 53.9 °F | 5.3 in. |
| Annual | 51.1 °F | 73.2 °F | 55 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| 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 | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |