As of 1:30 AM EST on January 6, 2026, all 5 cities in Grafton County, NH in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in Grafton County, NH is expected to be 1.1 in North Woodstock between 11:00 AM - 12:00 PM EST today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |