UV Index Today in San Joaquin County, California (CA)
Saturday, August 8, 2026 -9:34 AM PDT (GMT-7)
- Home
- United States
- California
- San Joaquin County
The average maximum UV Index today across 31 locations in San Joaquin County, California (CA), is 9.2. The highest projected maximum is 9.2 in Stockton at 1:00 PM PDT, while the lowest projected maximum is 9.1 in Galt at 1:00 PM PDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 9.3. The highest projected maximum is 9.4 in Tracy at 1:00 PM PDT, and the lowest projected maximum is 9.3 in Stockton at 1:00 PM PDT.
31 Places in San Joaquin County, California (CA)
Maximum UV Index Today