Middlesex County, NJ: Current UV Index and Hourly Forecast

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As of 5:06 PM EDT on March 17, 2026, all 45 cities in Middlesex County, NJ in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is New Brunswick, NJ with a reading of 0.7.

Over the next 24 hours, the highest UV Index reading in Middlesex County, NJ is expected to be 3.2 in New Brunswick between 2:00 PM - 3:00 PM EDT tomorrow.

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Current UV Index in Cities in Middlesex County, NJ

• Avenel - 0.7
• Brownville - 0.7
• Carteret - 0.7
• Colonia - 0.7
• Concordia - 0.7
• Dayton - 0.7
• Deans - 0.7
• Dunellen - 0.7
• Encore at Monroe - 0.7
• Fords - 0.7
• Forsgate - 0.7
• Heathcote - 0.7
• Helmetta - 0.7
• Highland Park - 0.7
• Hopelawn - 0.7
• Iselin - 0.7
• Jamesburg - 0.7
• Keasbey - 0.7
• Kendall Park - 0.7
• Laurence Harbor - 0.7
• Madison Park - 0.7
• Menlo Park Terrace - 0.7
• Metuchen - 0.7
• Middlesex - 0.7
• Milltown - 0.7
• Monmouth Junction - 0.7
• Monroe Manor - 0.7
• New Brunswick - 0.7
• Perth Amboy - 0.7
• Plainsboro Center - 0.7
• Port Reading - 0.7
• Princeton Meadows - 0.7
• Regency at Monroe - 0.7
• Renaissance at Monroe - 0.7
• Rossmoor - 0.7
• Rutgers University-Busch Campus - 0.7
• Rutgers University-Livingston Campus - 0.7
• Sayreville - 0.7
• Sewaren - 0.7
• South Amboy - 0.7
• South Plainfield - 0.7
• South River - 0.7
• Spotswood - 0.7
• Stonebridge - 0.7
• Whittingham - 0.7