Rondo, Arkansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 52.2 °F (low) to 71.6 °F (high). Annual precipitation averages 52.6 Inches. Rondo is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 31.9 °F | 48.9 °F | 4.08 in. |
| February | 35.0 °F | 53.5 °F | 4.49 in. |
| March | 42.9 °F | 62.4 °F | 5.55 in. |
| April | 51.8 °F | 72.2 °F | 5.75 in. |
| May | 61.6 °F | 80.6 °F | 5.06 in. |
| June | 69.3 °F | 88.0 °F | 3.96 in. |
| July | 71.9 °F | 90.5 °F | 3.88 in. |
| August | 70.1 °F | 90.4 °F | 2.85 in. |
| September | 63.0 °F | 85.0 °F | 3.0 in. |
| October | 51.6 °F | 74.6 °F | 3.9 in. |
| November | 41.6 °F | 61.6 °F | 4.47 in. |
| December | 35.1 °F | 51.9 °F | 5.56 in. |
| Annual | 52.2 °F | 71.6 °F | 52.55 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| 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 |