Weather in Grafton, NH
Updated 2026-09-26 11:15 local time · ZIP codes 03240
Patchy rain nearby
No government weather alerts were returned for this location at the latest update.
Next hours
54°21% rain55°16% rain55°25% rain56°20% rain
52°86% rain
52°83% rain55°79% rain
55°42% rain
53°33% rain
54°72% rain
54°25% rain53°73% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance reaches about 86% over the next 12 hours.
It feels like 48°F with winds near 10 mph.
55°F, 16% rain chance and 10 mph wind.
Visibility is around 6 mi; gusts may reach 36 mph.
Current temperature is 54°F, wind 10 mph, rain chance up to 86%.
UV index is 3.
Local weather characteristics in Grafton
New Hampshire has four distinct seasons, cold snowy winters and mild to warm summers. Mountain weather can be much colder and windier than nearby valleys.
Grafton is part of the Northeast weather region. The forecast point is near 43.56°N latitude and 71.94°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Grafton weather today
Patchy rain nearby and 54°F in Grafton, NH. Today's high is 57°F with a 86% rain chance. Winds are around 10 mph with gusts near 26 mph. Relative humidity is 64%, pressure is 30.04 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Grafton
Sunrise is at 06:39 AM and sunset is at 06:38 PM. Tomorrow's forecast calls for Moderate rain with a high near 51°F and a low near 48°F. The maximum rain chance is 94%.