Massachusetts UV Index by City
Massachusetts’s cities stretch from Siasconset at 41.3°N up to Newburyport at 42.8°N — the latitude band that sets how high the midday sun climbs and how fast unprotected skin burns. Each city page below leads with today’s UV index and burn-time verdict on the EPA five-band scale.
Cities in Massachusetts
| City | Clear-sky peak UV (est.) | Population |
|---|---|---|
| Boston | 11 in June | 4,453,352 |
| Worcester | 11 in June | 496,386 |
| Springfield | 11 in June | 439,199 |
| New Bedford | 11 in June | 160,431 |
| Green Harbor | 11 in June | 1,314 |
Our dataset lists 125 places in Massachusetts; the 5 above have a page. For a smaller town, the nearest city above is the closest match.