Contra Costa County, CA: Current UV Index and Hourly Forecast

As of 12:56 AM PDT on July 6, 2024, all 50 cities in Contra Costa County, CA in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in Contra Costa County, CA is expected to be 10.7 in San Ramon between 1:00 PM - 2:00 PM PDT today.

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UV Index Risk Levels
Range 0 - 23 - 56 - 78 - 1011+
Color
Risk LowModerateHighVery HighExtreme
UV Index in Contra Costa County, CA as of 12:56 AM PDT, July 6, 2024

Current UV Index in Cities in Contra Costa County, CA

12:56 AM PDT, July 6, 2024