Download the UV Index Today app - Get daily UV alerts

UV Index for Mason, WI

Current Mason UV Index

0 (Low)

Last Updated 41 minutes ago

Download the UV Index Today app - Get daily UV alerts

Hourly Mason UV Index

The hourly Mason, WI UV Index forecast for Friday, May 8th, 2026.

5 Day Hourly Mason UV Index Forecast

Last Updated 1 day ago