New Hampshire (NH): Current UV Index and Hourly Forecast

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As of 4:06 PM EDT on September 29, 2025, all 41 cities in New Hampshire in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is West Swanzey, NH with a reading of 1.8.

Over the next 24 hours, the highest UV Index reading in New Hampshire is expected to be 5 in Lebanon between 1:00 PM - 2:00 PM EDT tomorrow.

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Counties in New Hampshire (NH)

• Belknap County
• Carroll County
• Cheshire County
• Coos County
• Grafton County
• Hillsborough County
• Merrimack County
• Rockingham County
• Strafford County
• Sullivan County

Current UV Index in Major Cities in New Hampshire (NH)

• Berlin - 1.6
• Center Ossipee - 1.5
• Claremont - 1.5
• Concord - 1.3
• Contoocook - 1.4
• Dover - 1.3
• East Merrimack - 1.6
• Franklin - 1.5
• Groveton - 1.7
• Hampton Beach - 1.5
• Keene - 1.7
• Klondike Corner - 1.6
• Laconia - 1.4
• Lebanon - 1.6
• Manchester - 1.5
• Mountain Lakes - 1.6
• Nashua - 1.6
• New Boston - 1.6
• North Conway - 1.6
• North Haverhill - 1.6
• North Walpole - 1.6
• North Woodstock - 1.6
• Pinardville - 1.5
• Portsmouth - 1.5
• Rochester - 1.3
• Sanbornville - 1.4
• Seabrook Beach - 1.5
• Somersworth - 1.3
• South Hooksett - 1.5
• Suissevale - 1.5
• Suncook - 1.3
• Tilton Northfield - 1.4
• Union - 1.4
• West Stewartstown - 1.7
• West Swanzey - 1.8
• Woodsville - 1.7