Imboden, Arkansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.2 °C (low) to 20.9 °C (high). Annual precipitation averages 1303.3 Millimeters. Imboden 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 Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -2.6 °C | 7.5 °C | 99.06 mm |
| February | -0.8 °C | 10.4 °C | 101.09 mm |
| March | 3.6 °C | 15.7 °C | 120.9 mm |
| April | 8.8 °C | 21.4 °C | 136.14 mm |
| May | 14.4 °C | 26.1 °C | 136.65 mm |
| June | 19.1 °C | 30.6 °C | 89.66 mm |
| July | 21.2 °C | 32.3 °C | 95.25 mm |
| August | 20.1 °C | 31.8 °C | 97.03 mm |
| September | 15.5 °C | 28.3 °C | 92.71 mm |
| October | 8.8 °C | 22.6 °C | 101.85 mm |
| November | 3.2 °C | 15.1 °C | 122.43 mm |
| December | -0.9 °C | 9 °C | 110.49 mm |
| Annual | 9.2 °C | 20.9 °C | 1303.26 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |