Hartford County, CT: Current UV Index and Hourly Forecast

• USA →
• Connecticut →
• Hartford County

As of 2:34 PM EDT on June 23, 2025, out of 22 cities in Hartford County, CT in our database, 16 cities (73%) have a UV Index reading of Very High, while 6 cities (27%) have a UV Index reading of High. The city with the highest UV Index reading right now is Bristol, CT with a reading of 8.7.

Over the next 24 hours, the highest UV Index reading in Hartford County, CT is expected to be 10.1 in Bristol between 1:00 PM - 2:00 PM EDT tomorrow.

Search Cities in Hartford County, CT

Current UV Index in Cities in Hartford County, CT

• Blue Hills - 8.5
• Bristol - 8.7
• Broad Brook - 8
• Canton Valley - 8.7
• Collinsville - 8.7
• Glastonbury Center - 8.2
• Hartford - 8.5
• Hazardville - 8
• Kensington - 8.5
• New Britain - 8.5
• North Granby - 6.1
• Plantsville - 8.4
• Salmon Brook - 6.1
• Sherwood Manor - 8
• Simsbury Center - 6.1
• Southwood Acres - 8
• Suffield Depot - 6.1
• Tariffville - 6.1
• Terramuggus - 8.2
• Thompsonville - 8
• Weatogue - 8.5
• West Simsbury - 6.1