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Grafton, New Hampshire Weather Forecast
Grafton, New Hampshire Weather
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Weather Forecast for Grafton, New Hampshire : Grafton County
Issued: 12:34 pm EST Dec 22, 2025 Latitude: 43.5586845 Longitude: -71.9439721 View on Google Maps

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Tonight Tuesday Wednesday Christmas Day Friday Saturday Sunday Monday
Mostly Cloudy on Tonight 90% chance of snow on Tuesday 30% chance of snow on Wednesday Mostly Cloudy on Christmas Day Mostly Cloudy on Friday 30% chance of snow on Saturday 70% chance of snow on Sunday Partly Sunny on Monday
Low: 18°F High: 29°F High: 31°F High: 31°F High: 19°F High: 24°F High: 34°F High: 24°F
Low: 23°F Low: 14°F Low: 9°F Low: 10°F Low: 15°F Low: 15°F  
Mostly Cloudy Snow Snow Mostly Cloudy Mostly Cloudy Snow Snow Partly Sunny
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Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 18. West wind around 5 mph becoming calm.

90% chance of snow Tuesday Tuesday... Snow, mainly after noon. High near 29. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

80% chance of snow Tuesday Night Tuesday Night... Snow, mainly before 4am. Low around 23. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

30% chance of snow Wednesday Wednesday... A 30 percent chance of snow before 8am. Mostly cloudy, with a high near 31. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 14. Northwest wind around 5 mph becoming calm in the evening.

Mostly Cloudy on Christmas Day Christmas Day... Mostly cloudy, with a high near 31.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 9.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 19.

50% chance of snow Friday Night Friday Night... A 50 percent chance of snow. Mostly cloudy, with a low around 10.

30% chance of snow Saturday Saturday... A 30 percent chance of snow before 10am. Mostly cloudy, with a high near 24.

30% chance of snow Saturday Night Saturday Night... A 30 percent chance of snow. Mostly cloudy, with a low around 15.

70% chance of snow Sunday Sunday... Snow likely. Cloudy, with a high near 34. Chance of precipitation is 70%.

50% chance of snow Sunday Night Sunday Night... A 50 percent chance of snow. Mostly cloudy, with a low around 15.

Partly Sunny on Monday Monday... Partly sunny, with a high near 24.

Sun Almanac for Grafton, New Hampshire
Sunrise: 07:18 AM
Sunset: 4:15 PM
Civil Sunrise:06:46 AM
Civil Sunset: 4:47 PM
Nautical Sunrise: 06:09 AM
Nautical Sunset: 5:24 PM
Astro Sunrise: 05:34 AM
Astro Sunset: 5:59 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.