Connecticut (CT): Current UV Index and Hourly Forecast

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As of 2:43 PM EST on December 14, 2025, 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 New Haven, CT with a reading of 0.8.

Over the next 24 hours, the highest UV Index reading in Connecticut is expected to be 1.7 in Branford Center between 12:00 PM - 1:00 PM EST tomorrow.

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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 - 0.8
• Bridgeport - 0.7
• Bristol - 0.7
• Conning Towers Nautilus Park - 0.6
• Danbury - 0.7
• Derby - 0.8
• Glastonbury Center - 0.7
• Hartford - 0.7
• Kensington - 0.7
• Long Hill - 0.7
• Meriden - 0.8
• Middletown - 0.8
• Milford city - 0.8
• Naugatuck - 0.7
• New Britain - 0.7
• New Canaan - 0.6
• New Haven - 0.8
• New London - 0.4
• Norwalk - 0.6
• Norwich - 0.6
• Oakville - 0.7
• Riverside - 0.6
• Rockville - 0.7
• Sandy Hook - 0.7
• Shelton - 0.7
• Southwood Acres - 0.7
• Stamford - 0.6
• Staples - 0.7
• Storrs - 0.6
• Thompsonville - 0.7
• Torrington - 0.8
• Trumbull Center - 0.7
• Wallingford Center - 0.8
• Waterbury - 0.7
• West Haven - 0.8
• Willimantic - 0.6