Download the UV Index Today app - Get daily UV alerts

UV Index for Waltham, IL

Current Waltham UV Index

0 (Low)

Last Updated 41 minutes ago

Download the UV Index Today app - Get daily UV alerts

Hourly Waltham UV Index

The hourly Waltham, IL UV Index forecast for Sunday, April 19th, 2026.

5 Day Hourly Waltham UV Index Forecast

Last Updated 2 days ago