As of 12:18 PM EDT on June 4, 2025, out of 6 cities in Merrimack County, NH in our database, 4 cities (67%) have a UV Index reading of High, while 2 cities (33%) have a UV Index reading of Very High. The city with the highest UV Index reading right now is Blodgett Landing, NH with a reading of 7.8.
Over the next 24 hours, the highest UV Index reading in Merrimack County, NH is expected to be 8.1 in Blodgett Landing 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 |