UV Index Forecast for Mercer County, Illinois
Below is an interactive map of Mercer County, il, USA. The markers on the map identify large, populated cities in Mercer 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 (8:00 am) in Mercer County, il is Matherville at 0. Today, the peak UV index for Mercer County will be in Mercer, il around 12:00 pm at 1.5 (Low). Over the next five days the peak UV index in Mercer County will be 1.6 (Low) and will occur on Sunday, December 22nd in Mercer, 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 27 minutes ago
UV Index Forecast by City in Mercer County
Below is a list of cities in Mercer 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.