Makanda, Illinois has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 46.3 °F (low) to 66.7 °F (high). Annual precipitation averages 50.3 Inches. Makanda is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 24.2 °F | 41.4 °F | 3.48 in. |
| February | 27.4 °F | 46.6 °F | 3.12 in. |
| March | 35.8 °F | 56.2 °F | 4.49 in. |
| April | 45.8 °F | 67.5 °F | 5.38 in. |
| May | 56.0 °F | 76.3 °F | 5.73 in. |
| June | 64.6 °F | 85.0 °F | 5.1 in. |
| July | 68.2 °F | 87.6 °F | 4.11 in. |
| August | 65.7 °F | 86.9 °F | 3.33 in. |
| September | 57.5 °F | 81.1 °F | 3.34 in. |
| October | 46.0 °F | 70.1 °F | 3.83 in. |
| November | 36.1 °F | 56.5 °F | 4.54 in. |
| December | 28.0 °F | 45.4 °F | 3.85 in. |
| Annual | 46.3 °F | 66.7 °F | 50.3 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |