Weather in Grantham, New Hampshire, United States

7-Day Detailed Weather Forecast for Grantham

Overnight

Temperature: 31°F

Wind Speed: 0 to 5 mph

Wind Direction: S

Forecast: Areas of fog and a chance of rain before 4am, then rain likely and areas of fog. Cloudy. Low around 31, with temperatures rising to around 43 overnight. South wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.

Friday

Temperature: 53°F

Wind Speed: 5 to 15 mph

Wind Direction: SW

Forecast: Rain and areas of fog before 4pm, then patchy fog and a slight chance of rain. Cloudy. High near 53, with temperatures falling to around 42 in the afternoon. Southwest wind 5 to 15 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Friday Night

Temperature: 20°F

Wind Speed: 15 mph

Wind Direction: W

Forecast: Patchy fog before 7pm. Mostly cloudy, with a low around 20. West wind around 15 mph, with gusts as high as 35 mph. New snow accumulation of less than half an inch possible.

Saturday

Temperature: 32°F

Wind Speed: 5 to 15 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 32. West wind 5 to 15 mph, with gusts as high as 30 mph.

Saturday Night

Temperature: 26°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: A slight chance of snow between 3am and 5am. Mostly cloudy, with a low around 26. South wind around 5 mph.

Sunday

Temperature: 37°F

Wind Speed: 5 to 15 mph

Wind Direction: W

Forecast: Partly sunny, with a high near 37.

Sunday Night

Temperature: 14°F

Wind Speed: 10 mph

Wind Direction: NW

Forecast: Mostly cloudy, with a low around 14.

Monday

Temperature: 21°F

Wind Speed: 5 to 10 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 21.

Monday Night

Temperature: 11°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Partly cloudy, with a low around 11.

Tuesday

Temperature: 29°F

Wind Speed: 0 to 5 mph

Wind Direction: S

Forecast: A chance of snow after 7am. Mostly cloudy, with a high near 29. Chance of precipitation is 50%.

Tuesday Night

Temperature: 20°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: A chance of snow before 9pm. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.

Wednesday

Temperature: 29°F

Wind Speed: 5 to 10 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 29.

Wednesday Night

Temperature: 13°F

Wind Speed: 5 mph

Wind Direction: NW

Forecast: Partly cloudy, with a low around 13.

Christmas Day

Temperature: 29°F

Wind Speed: 5 mph

Wind Direction: NW

Forecast: A chance of snow after 7am. Mostly cloudy, with a high near 29.