Nassau County, NY: Current UV Index and Hourly Forecast

As of 5:05 AM EST on January 22, 2025, all 131 cities in Nassau County, NY in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in Nassau County, NY is expected to be 1.8 in Levittown between 12:00 PM - 1:00 PM EST today.

Search Cities in Nassau County, NY

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Nassau County, NY as of 5:05 AM EST, January 22, 2025

Current UV Index in Cities in Nassau County, NY

5:05 AM EST, January 22, 2025