Barnstable County, MA: Current UV Index and Hourly Forecast

As of 12:37 PM EDT on April 22, 2026, out of 31 cities in Barnstable County, MA in our database, 28 cities (90%) have a UV Index reading of Moderate, while 3 cities (10%) have a UV Index reading of Low. The city with the highest UV Index reading right now is East Harwich, MA with a reading of 4.5.

Over the next 24 hours, the highest UV Index reading in Barnstable County, MA is expected to be 4.7 in South Yarmouth between 11:00 AM - 12:00 PM EDT tomorrow.

Search Cities in Barnstable County, MA

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Barnstable County, MA as of 12:37 PM EDT, April 22, 2026

Current UV Index in Cities in Barnstable County, MA

12:37 PM EDT, April 22, 2026