New Burnside, Illinois has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 45.9 °F (low) to 66.7 °F (high). Annual precipitation averages 50.7 Inches. New Burnside 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 | 24.1 °F | 41.8 °F | 3.88 in. |
| February | 27.0 °F | 47.0 °F | 3.4 in. |
| March | 35.5 °F | 56.3 °F | 4.73 in. |
| April | 45.6 °F | 68.1 °F | 5.77 in. |
| May | 55.7 °F | 75.8 °F | 5.61 in. |
| June | 63.7 °F | 84.5 °F | 4.76 in. |
| July | 67.5 °F | 86.8 °F | 3.88 in. |
| August | 65.2 °F | 86.7 °F | 2.97 in. |
| September | 57.0 °F | 80.7 °F | 3.4 in. |
| October | 45.9 °F | 70.6 °F | 3.72 in. |
| November | 36.0 °F | 57.0 °F | 4.44 in. |
| December | 27.9 °F | 45.6 °F | 4.18 in. |
| Annual | 45.9 °F | 66.7 °F | 50.74 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 | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |