Hartford County, CT: Current UV Index and Hourly Forecast

As of 1:36 PM EDT on October 18, 2025, all 22 cities in Hartford County, CT in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Hartford, CT with a reading of 3.5.

Over the next 24 hours, the highest UV Index reading in Hartford County, CT is expected to be 3.5 in Hartford between 1:00 PM - 2:00 PM EDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Hartford County, CT as of 1:36 PM EDT, October 18, 2025

Current UV Index in Cities in Hartford County, CT

1:36 PM EDT, October 18, 2025