Average annual temperature is 9.1 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -27.0 °C
Number of sunny days: 137 days
Number of rainy days: 204 days
Number of snow days: 24 days
Look at detailed online map of New Lenox
* Weather data for New Lenox United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.2 | 13.1 | 12.3 | 27.9 | 28.2 | 31.3 | 29.6 | 26.2 | 30.2 | 27.1 | 16.0 | 13.9 |
| Average daytime temperature (°C) | 3.3 | 3.6 | 5.5 | 14.9 | 19.0 | 22.2 | 25.8 | 23.2 | 20.6 | 16.0 | 6.6 | 5.7 |
| Average temperature (°C) | -0.2 | -1.3 | 0.5 | 8.9 | 12.7 | 16.9 | 21.2 | 18.7 | 16.2 | 11.4 | 2.1 | 1.6 |
| Average night temperature (°C) | -3.4 | -5.9 | -4.0 | 3.8 | 6.7 | 12.4 | 17.2 | 14.9 | 12.6 | 7.5 | -1.4 | -1.3 |
| Absolute minimum temperature (°C) | -8.6 | -27.0 | -12.3 | -4.6 | -0.7 | 6.5 | 12.0 | 10.0 | 5.7 | -0.3 | -7.3 | -9.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.9 | 6.2 | 7.1 | 8.5 | 11.9 | 9.9 | 10.7 | 9.8 | 7.7 | 7.1 | 6.7 | 4.6 |
| Precipitation (mm) | 126 | 57 | 127 | 96 | 61 | 111 | 230 | 125 | 221 | 123 | 50 | 155 |
| Sunny days | 9 | 9 | 12 | 13 | 19 | 8 | 3 | 6 | 15 | 15 | 16 | 12 |
| Rainy days | 16 | 13 | 14 | 17 | 12 | 22 | 28 | 25 | 15 | 16 | 11 | 15 |
| Snow days | 6 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 4 |
The best time to visit New Lenox during the most sunny months:
The largest precipitation sum in New Lenox is at