UV Index Today in San Bernardino County, California (CA)

The average maximum UV Index today across 74 locations in San Bernardino County, California (CA), is 11.7. The highest projected maximum is 12.4 in Claremont at 1:00 PM PDT, while the lowest projected maximum is 10.9 in Big Bear Lake at 12:00 PM PDT.

Tomorrow, the average maximum UV Index across those same locations is expected to be 11.7. The highest projected maximum is 12.5 in Big Bear Lake at 1:00 PM PDT, and the lowest projected maximum is 11.1 in Needles at 1:00 PM PDT.