Download the UV Index Today app - Get daily UV alerts

UV Index for Fond du Lac, WI

Current Fond du Lac UV Index

0 (Low)

Last Updated 50 minutes ago

Download the UV Index Today app - Get daily UV alerts

Hourly Fond du Lac UV Index

The hourly Fond du Lac, WI UV Index forecast for Friday, May 22nd, 2026.

5 Day Hourly Fond du Lac UV Index Forecast

Last Updated 1 day ago