Merced County, CA: Current UV Index and Hourly Forecast

As of 5:01 PM PDT on September 16, 2025, all 25 cities in Merced County, CA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Merced, CA with a reading of 1.5.

Over the next 24 hours, the highest UV Index reading in Merced County, CA is expected to be 7.4 in Merced between 1:00 PM - 2:00 PM PDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Merced County, CA as of 5:01 PM PDT, September 16, 2025

Current UV Index in Cities in Merced County, CA

5:01 PM PDT, September 16, 2025