As of 5:53 PM EST on January 20, 2026, all 23 cities in Passaic County, NJ 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 Passaic County, NJ is expected to be 1.9 in Clifton between 11:00 AM - 12:00 PM EST tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |