Download the UV Index Today app - Get daily UV alerts

UV Index for Custer, IL

Current Custer UV Index

0 (Low)

Last Updated 41 minutes ago

Download the UV Index Today app - Get daily UV alerts

Hourly Custer UV Index

The hourly Custer, IL UV Index forecast for Friday, April 10th, 2026.

5 Day Hourly Custer UV Index Forecast

Last Updated 2 days ago