Download the UV Index Today app - Get daily UV alerts

UV Index for McArthur, CA

Current McArthur UV Index

0 (Low)

Last Updated 33 minutes ago

Download the UV Index Today app - Get daily UV alerts

Hourly McArthur UV Index

The hourly McArthur, CA UV Index forecast for Wednesday, May 20th, 2026.

5 Day Hourly McArthur UV Index Forecast

Last Updated 1 day ago