Barnstable County, MA: Current UV Index and Hourly Forecast

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As of 1:59 PM EDT on September 7, 2025, out of 31 cities in Barnstable County, MA in our database, 29 cities (94%) have a UV Index reading of Low, while 2 cities (6%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is West Falmouth, MA with a reading of 3.6.

Over the next 24 hours, the highest UV Index reading in Barnstable County, MA is expected to be 5.4 in West Falmouth between 12:00 PM - 1:00 PM EDT tomorrow.

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Current UV Index in Cities in Barnstable County, MA

• Buzzards Bay - 0.6
• Dennis Port - 0.5
• East Dennis - 0.5
• East Falmouth - 0.5
• East Harwich - 0.7
• East Sandwich - 0.6
• Forestdale - 0.6
• Harwich Center - 0.7
• Harwich Port - 0.7
• Mashpee Neck - 0.5
• Monomoscoy Island - 0.5
• Monument Beach - 0.6
• New Seabury - 0.5
• North Eastham - 0.7
• North Falmouth - 1
• Northwest Harwich - 0.7
• Pocasset - 0.6
• Popponesset - 0.5
• Popponesset Island - 0.5
• Sagamore - 0.6
• Seabrook - 0.5
• Seconsett Island - 0.5
• South Dennis - 0.5
• South Yarmouth - 0.5
• Teaticket - 0.5
• West Chatham - 0.7
• West Dennis - 0.5
• West Falmouth - 3.6
• West Yarmouth - 0.5
• Woods Hole - 3.6
• Yarmouth Port - 0.5