Download the UV Index Today app - Get daily UV alerts

UV Index for Potomac, IL

Current Potomac UV Index

0 (Low)

Last Updated 51 minutes ago

Download the UV Index Today app - Get daily UV alerts

Hourly Potomac UV Index

The hourly Potomac, IL UV Index forecast for Sunday, September 20th, 2026.

5 Day Hourly Potomac UV Index Forecast

Last Updated 19 hours ago