As of 3:46 PM EDT on April 1, 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 Bristol, CT with a reading of 3.6.
Over the next 24 hours, the highest UV Index reading in Hartford County, CT is expected to be 5.6 in Thompsonville between 1:00 PM - 2:00 PM EDT tomorrow.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |