As of 12:30 PM EDT on October 17, 2026, out of 41 cities in New Hampshire in our database, 31 cities (76%) have a UV Index reading of Moderate, while 10 cities (24%) have a UV Index reading of Low. The city with the highest UV Index reading right now is North Walpole, NH with a reading of 3.2.
Over the next 24 hours, the highest UV Index reading in New Hampshire is expected to be 3.6 in West Swanzey 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 |