Connecticut (CT): Current UV Index and Hourly Forecast

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As of 10:01 AM EDT on March 13, 2026, all 184 cities in Connecticut in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Norwich, CT with a reading of 1.7.

Over the next 24 hours, the highest UV Index reading in Connecticut is expected to be 3.2 in New London between 1:00 PM - 2:00 PM EDT today.

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Counties in Connecticut (CT)

• Fairfield County
• Hartford County
• Litchfield County
• Middlesex County
• New Haven County
• New London County
• Tolland County
• Windham County

Current UV Index in Major Cities in Connecticut (CT)

• Ansonia - 1.6
• Bridgeport - 1.6
• Bristol - 1.4
• Conning Towers Nautilus Park - 1.7
• Danbury - 1.6
• Derby - 1.6
• Glastonbury Center - 1.6
• Hartford - 1.5
• Kensington - 1.5
• Long Hill - 1.6
• Meriden - 1.6
• Middletown - 1.6
• Milford city - 1.6
• Naugatuck - 1.5
• New Britain - 1.5
• New Canaan - 1.6
• New Haven - 1.6
• New London - 1.7
• Norwalk - 1.5
• Norwich - 1.7
• Oakville - 1.5
• Riverside - 1.5
• Rockville - 1.6
• Sandy Hook - 1.5
• Shelton - 1.6
• Southwood Acres - 1.6
• Stamford - 1.5
• Staples - 1.6
• Storrs - 1.6
• Thompsonville - 1.6
• Torrington - 1.5
• Trumbull Center - 1.6
• Wallingford Center - 1.6
• Waterbury - 1.5
• West Haven - 1.6
• Willimantic - 1.6