Lincolnwood, Illinois has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43.7 °F (low) to 58.7 °F (high). Annual precipitation averages 39.9 Inches. Lincolnwood is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 19.1 °F | 31.9 °F | 2.36 in. |
| February | 21.8 °F | 36.1 °F | 2.3 in. |
| March | 30.8 °F | 45.8 °F | 2.23 in. |
| April | 40.3 °F | 57.1 °F | 3.9 in. |
| May | 51.3 °F | 68.4 °F | 4.56 in. |
| June | 61.1 °F | 78.4 °F | 4.46 in. |
| July | 67.4 °F | 82.8 °F | 3.82 in. |
| August | 66.5 °F | 81.1 °F | 4.19 in. |
| September | 58.9 °F | 74.6 °F | 3.38 in. |
| October | 46.7 °F | 62.5 °F | 3.58 in. |
| November | 34.9 °F | 48.5 °F | 2.69 in. |
| December | 25.2 °F | 37.4 °F | 2.43 in. |
| Annual | 43.7 °F | 58.7 °F | 39.9 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |