Mount Ida, Arkansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.3 °C (low) to 22.4 °C (high). Annual precipitation averages 1447.5 Millimeters. Mount Ida 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 | -1.6 °C | 10.7 °C | 99.82 mm |
| February | 0.1 °C | 13.2 °C | 102.87 mm |
| March | 3.9 °C | 17.7 °C | 128.02 mm |
| April | 8.6 °C | 22.4 °C | 144.02 mm |
| May | 14 °C | 26.1 °C | 153.92 mm |
| June | 18.6 °C | 30.6 °C | 119.38 mm |
| July | 20.4 °C | 33 °C | 99.82 mm |
| August | 19.7 °C | 32.9 °C | 88.39 mm |
| September | 15.6 °C | 29.4 °C | 111.25 mm |
| October | 9 °C | 23.4 °C | 125.22 mm |
| November | 3.6 °C | 16.9 °C | 136.14 mm |
| December | -0.4 °C | 12 °C | 138.68 mm |
| Annual | 9.3 °C | 22.4 °C | 1447.53 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |