Middlesex County, NJ: Current UV Index and Hourly Forecast

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As of 3:46 PM EDT on April 1, 2025, all 45 cities in Middlesex County, NJ in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is New Brunswick, NJ with a reading of 3.8.

Over the next 24 hours, the highest UV Index reading in Middlesex County, NJ is expected to be 5.4 in Perth Amboy between 12:00 PM - 1:00 PM EDT tomorrow.

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Current UV Index in Cities in Middlesex County, NJ

• Avenel - 3.7
• Brownville - 3.7
• Carteret - 3.7
• Colonia - 3.7
• Concordia - 3.8
• Dayton - 3.8
• Deans - 3.8
• Dunellen - 3.8
• Encore at Monroe - 3.8
• Fords - 3.7
• Forsgate - 3.8
• Heathcote - 3.8
• Helmetta - 3.8
• Highland Park - 3.8
• Hopelawn - 3.7
• Iselin - 3.7
• Jamesburg - 3.8
• Keasbey - 3.7
• Kendall Park - 3.8
• Laurence Harbor - 3.7
• Madison Park - 3.7
• Menlo Park Terrace - 3.7
• Metuchen - 3.7
• Middlesex - 3.8
• Milltown - 3.8
• Monmouth Junction - 3.8
• Monroe Manor - 3.8
• New Brunswick - 3.8
• Perth Amboy - 3.7
• Plainsboro Center - 3.8
• Port Reading - 3.7
• Princeton Meadows - 3.8
• Regency at Monroe - 3.8
• Renaissance at Monroe - 3.8
• Rossmoor - 3.8
• Rutgers University-Busch Campus - 3.8
• Rutgers University-Livingston Campus - 3.8
• Sayreville - 3.7
• Sewaren - 3.7
• South Amboy - 3.7
• South Plainfield - 3.8
• South River - 3.8
• Spotswood - 3.8
• Stonebridge - 3.8
• Whittingham - 3.8