UV Index Forecast for Mchenry County, Illinois
Below is an interactive map of Mchenry County, il, USA. The markers on the map identify large, populated cities in Mchenry County. If you hover over a marker, it will display the city name and the current UV index. The color of the city markers also references the current UV risk level.
| Range | 1-2 | 3-5 | 6-7 | 8-10 | 11+ |
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |
Last Updated 12 minutes ago
UV Index Forecast by City in Mchenry County
Below is a list of cities in Mchenry County, il where we track and forecast the UV index. Click on a city name to get the current UV index, hourly UV index for the day and the next five days.