Download the UV Index Today app - Get daily UV alerts

UV Index for Herscher, IL

Current Herscher UV Index

0 (Low)

Last Updated 33 minutes ago

Download the UV Index Today app - Get daily UV alerts

Hourly Herscher UV Index

The hourly Herscher, IL UV Index forecast for Thursday, May 14th, 2026.

5 Day Hourly Herscher UV Index Forecast

Last Updated 2 days ago