Grantham, New Hampshire | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
Main Menu
10 Day Forecast
  • Forecast night icon
    Night
    Mostly Cloudy
    56°
    Friday 5/17
    Forecast night icon
    56°
    Mostly Cloudy
    Hourly
    Night Details
    Mostly cloudy. Lows in the lower 50s. Light and variable winds.
  • Forecast day icon
    Saturday
    50% Chance Rain Showers
    63°
    Forecast night icon
    Night
    40% Chance Rain Showers
    55°
    Saturday 5/18
    Day
    63°
    50% Chance Rain Showers
    Forecast day icon
    Night
    55°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Cloudy with scattered showers. Highs in the mid 60s. Light and variable winds becoming east around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 50 percent.
    Night Details
    Mostly cloudy with scattered showers in the evening then partly cloudy after midnight. Patchy fog after midnight. Lows around 50. Light and variable winds. Chance of rain 40 percent.
  • Forecast day icon
    Sunday
    Partly Sunny
    68°
    Forecast night icon
    Night
    Partly Cloudy
    54°
    Sunday 5/19
    Day
    68°
    Partly Sunny
    Forecast day icon
    Night
    54°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly sunny. Patchy fog in the morning. Highs in the upper 60s. Light and variable winds.
    Night Details
    Partly cloudy. Lows around 50. Light and variable winds.
  • Forecast day icon
    Monday
    Partly Sunny
    80°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Monday 5/20
    Day
    80°
    Partly Sunny
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the upper 70s.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the lower 50s.
  • Forecast day icon
    Tuesday
    Partly Sunny
    87°
    Forecast night icon
    Night
    Partly Cloudy
    64°
    Tuesday 5/21
    Day
    87°
    Partly Sunny
    Forecast day icon
    Night
    64°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the mid 80s.
    Night Details
    Partly cloudy. Lows in the upper 50s.
  • Forecast day icon
    Wednesday
    Partly Sunny
    87°
    Forecast night icon
    Night
    30% Chance Rain Showers
    64°
    Wednesday 5/22
    Day
    87°
    Partly Sunny
    Forecast day icon
    Night
    64°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the lower 80s.
    Night Details
    Partly cloudy with a chance of showers. Lows around 60. Chance of rain 30 percent.
  • Forecast day icon
    Thursday
    50% Chance Rain Showers
    81°
    Forecast night icon
    Night
    50% Chance Rain Showers
    59°
    Thursday 5/23
    Day
    81°
    50% Chance Rain Showers
    Forecast day icon
    Night
    59°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers in the afternoon. Highs around 80. Chance of rain 50 percent.
    Night Details
    Partly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 50 percent.
  • Forecast day icon
    Friday
    Partly Sunny
    73°
    Forecast night icon
    Night
    Clear
    54°
    Friday 5/24
    Day
    73°
    Partly Sunny
    Forecast day icon
    Night
    54°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the lower 70s.
    Night Details
    Clear. Low temperature around 54F. Dew point will be around 49F with an average humidity of 66%. Winds will be 4 mph from the W.
  • Forecast day icon
    Saturday
    Sunny
    71°
    Forecast night icon
    Night
    40% Chance of Rain
    57°
    Saturday 5/25
    Day
    71°
    Sunny
    Forecast day icon
    Night
    57°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 71F. Dew point will be around 50F with an average humidity of 61%. Winds will be 3 mph from the W.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 57F. Dew point will be around 50F with an average humidity of 68%. Winds will be 2 mph from the S.
  • Forecast day icon
    Sunday
    30% Chance of Rain
    74°
    Forecast night icon
    Night
    30% Chance of Rain
    59°
    Sunday 5/26
    Day
    74°
    30% Chance of Rain
    Forecast day icon
    Night
    59°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 74F. Dew point will be around 54F with an average humidity of 63%. Winds will be 2 mph from the SW.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 59F. Dew point will be around 51F with an average humidity of 65%. Winds will be 2 mph from the S.