UV Index Today in Santa Clara County, California (CA)

The average maximum UV Index today across 30 locations in Santa Clara County, California (CA), is 10.1. The highest projected maximum is 10.2 in East Foothills at 1:00 PM PDT, while the lowest projected maximum is 9.8 in Interlaken at 1:00 PM PDT.

Tomorrow, the average maximum UV Index across those same locations is expected to be 10.3. The highest projected maximum is 10.5 in San Jose at 1:00 PM PDT, and the lowest projected maximum is 10.1 in Fremont at 1:00 PM PDT.