Fairfield County, CT: Current UV Index and Hourly Forecast

As of 7:43 PM EDT on July 18, 2025, all 73 cities in Fairfield County, CT in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Bridgeport, CT with a reading of 0.4.

Over the next 24 hours, the highest UV Index reading in Fairfield County, CT is expected to be 9.2 in Danbury between 1:00 PM - 2:00 PM EDT tomorrow.

Search Cities in Fairfield County, CT

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Fairfield County, CT as of 7:43 PM EDT, July 18, 2025

Current UV Index in Cities in Fairfield County, CT

7:43 PM EDT, July 18, 2025