Mercer County, NJ: Current UV Index and Hourly Forecast

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As of 2:30 PM EDT on October 7, 2024, all 17 cities in Mercer County, NJ in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Trenton, NJ with a reading of 3.7.

Over the next 24 hours, the highest UV Index reading in Mercer County, NJ is expected to be 4.1 in Trenton between 1:00 PM - 2:00 PM EDT tomorrow.

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Current UV Index in Cities in Mercer County, NJ

• Groveville - 3.7
• Hamilton Square - 3.7
• Hightstown - 3.7
• Hopewell - 3.6
• Lawrenceville - 3.7
• Mercerville - 3.7
• Pennington - 3.7
• Princeton - 3.7
• Princeton Junction - 3.7
• The College of New Jersey - 3.7
• Titusville - 3.7
• Trenton - 3.7
• Twin Rivers - 3.7
• Washington Crossing - 3.7
• White Horse - 3.7
• Windsor - 3.7
• Yardville - 3.7