Warren County, NJ: Current UV Index and Hourly Forecast

• USA →
• New Jersey →
• Warren County

As of 1:15 PM EDT on July 9, 2026, out of 33 cities in Warren County, NJ in our database, 23 cities (70%) have a UV Index reading of High, while 10 cities (30%) have a UV Index reading of Very High. The city with the highest UV Index reading right now is Panther Valley, NJ with a reading of 8.7.

Over the next 24 hours, the highest UV Index reading in Warren County, NJ is expected to be 8.7 in Panther Valley between 1:00 PM - 2:00 PM EDT today.

Search Cities in Warren County, NJ

Current UV Index in Cities in Warren County, NJ

• Alpha - 5.5
• Anderson - 6.5
• Asbury - 6.5
• Beattystown - 8
• Belvidere - 6.5
• Brainards - 5.5
• Brass Castle - 6.5
• Bridgeville - 6.5
• Broadway - 6.5
• Brookfield - 6.5
• Buttzville - 6.5
• Columbia - 8.1
• Delaware Park - 5.5
• Finesville - 8
• Great Meadows - 8.1
• Hackettstown - 8
• Hainesburg - 8.1
• Hutchinson - 6.5
• Johnsonburg - 8.1
• Lopatcong Overlook - 5.5
• Marksboro - 8.1
• Mount Hermon - 8.1
• Mountain Lake - 6.5
• New Village - 6.5
• Panther Valley - 8.7
• Phillipsburg - 5.5
• Port Colden - 6.5
• Port Murray - 6.5
• Stewartsville - 6.5
• Upper Pohatcong - 5.5
• Upper Stewartsville - 6.5
• Vienna - 6.5
• Washington - 6.5