Average annual temperature is 9.3 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: -18.1 °C
Number of sunny days: 164 days
Number of rainy days: 154 days
Number of snow days: 47 days
Look at detailed online map of Lake County
* Weather data for Lake County 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) | 5.2 | 10.9 | 10.8 | 26.0 | 32.7 | 33.6 | 32.9 | 30.6 | 31.6 | 28.3 | 16.0 | 12.8 |
| Average daytime temperature (°C) | 1.1 | 1.8 | 5.1 | 14.0 | 21.9 | 26.6 | 27.1 | 25.4 | 22.8 | 14.6 | 6.8 | 5.0 |
| Average temperature (°C) | -1.7 | -2.8 | 0.0 | 7.7 | 14.3 | 19.6 | 21.1 | 19.4 | 17.3 | 10.7 | 2.8 | 2.1 |
| Average night temperature (°C) | -4.0 | -6.9 | -4.1 | 2.4 | 8.0 | 13.3 | 15.8 | 14.8 | 13.2 | 7.8 | -0.3 | -0.2 |
| Absolute minimum temperature (°C) | -18.1 | -17.9 | -10.7 | -5.5 | 0.6 | 6.9 | 12.6 | 8.3 | 6.1 | -0.6 | -8.4 | -5.3 |
| 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) | 9.3 | 10.5 | 11.9 | 13.5 | 14.7 | 15.4 | 15.1 | 14.0 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 2.3 | 5.5 | 6.7 | 8.4 | 10.3 | 11.5 | 12.8 | 10.9 | 9.2 | 5.2 | 5.2 | 3.4 |
| Precipitation (mm) | 63 | 90 | 77 | 71 | 47 | 55 | 75 | 168 | 43 | 102 | 53 | 53 |
| Sunny days | 10 | 11 | 10 | 12 | 21 | 22 | 9 | 14 | 20 | 7 | 14 | 14 |
| Rainy days | 11 | 5 | 8 | 16 | 10 | 8 | 22 | 17 | 10 | 23 | 11 | 13 |
| Snow days | 10 | 12 | 13 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 4 |
The best time to visit Lake County during the most sunny months:
Months with the longest average daylight duration in Lake County:
The largest precipitation sum in Lake County is at