Union County, NJ: Current UV Index and Hourly Forecast

As of 3:25 PM EDT on April 1, 2025, all 19 cities in Union County, NJ in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Plainfield, NJ with a reading of 3.8.

Over the next 24 hours, the highest UV Index reading in Union County, NJ is expected to be 5.5 in Elizabeth between 12:00 PM - 1:00 PM EDT tomorrow.

Search Cities in Union County, NJ

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Union County, NJ as of 3:25 PM EDT, April 1, 2025

Current UV Index in Cities in Union County, NJ

3:25 PM EDT, April 1, 2025