Download the UV Index Today app - Get daily UV alerts

UV Index for Hermantown, MN

Current Hermantown UV Index

0 (Low)

Last Updated 43 minutes ago

Download the UV Index Today app - Get daily UV alerts

Hourly Hermantown UV Index

The hourly Hermantown, MN UV Index forecast for Sunday, April 19th, 2026.

5 Day Hourly Hermantown UV Index Forecast

Last Updated 2 days ago