UV Index Forecast for Cook County, Illinois
Below is an interactive map of Cook County, il, USA. The markers on the map identify large, populated cities in Cook 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.
The city with the highest UV index this hour (10:00 am) in Cook County, il is Bremen at 1. Today, the peak UV index for Cook County will be in Chicago, il around 12:00 pm at 1.5 (Low). Over the next five days the peak UV index in Cook County will be 1.7 (Low) and will occur on Thursday, December 5th in Chicago, il around 12:00 pm.
| Range | 1-2 | 3-5 | 6-7 | 8-10 | 11+ |
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |
Last Updated 46 minutes ago
UV Index Forecast by City in Cook County
Below is a list of cities in Cook 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.