As of 9:41 PM EDT on July 9, 2025, all 3 cities in Suffolk County, MA 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 Suffolk County, MA is expected to be 2.3 in Boston between 3:00 PM - 4:00 PM EDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |