UV Index Forecast for Grundy County, Illinois
Below is an interactive map of Grundy County, il, USA. The markers on the map identify large, populated cities in Grundy 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 (2:00 pm) in Grundy County, il is Erienna at 3.3. Today, the peak UV index for Grundy County will be in Erienna, il around 1:00 pm at 4 (Moderate). Over the next five days the peak UV index in Grundy County will be 6.4 (High) and will occur on Thursday, April 25th in Aux Sable, il around 1:00 pm.
| Range | 1-2 | 3-5 | 6-7 | 8-10 | 11+ |
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |
Last Updated 43 seconds ago
UV Index Forecast by City in Grundy County
Below is a list of cities in Grundy 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.