Download the UV Index Today app - Get daily UV alerts

UV Index for Boulder Junction, WI

Current Boulder Junction UV Index

0 (Low)

Last Updated 6 minutes ago

Download the UV Index Today app - Get daily UV alerts

Hourly Boulder Junction UV Index

The hourly Boulder Junction, WI UV Index forecast for Tuesday, March 17th, 2026.

5 Day Hourly Boulder Junction UV Index Forecast

Last Updated 1 day ago