As of 9:36 AM EDT on August 18, 2025, all 19 cities in Plymouth County, MA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Brockton, MA with a reading of 1.9.
Over the next 24 hours, the highest UV Index reading in Plymouth County, MA is expected to be 8.2 in Brockton between 1:00 PM - 2:00 PM EDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |