Grantham, New Hampshire | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Partly Cloudy
    44°
    Friday 5/10
    Forecast night icon
    44°
    Partly Cloudy
    Hourly
    Night Details
    Partly cloudy. Lows in the upper 30s. Light and variable winds.
  • Forecast day icon
    Saturday
    Partly Sunny
    59°
    Forecast night icon
    Night
    Mostly Cloudy
    44°
    Saturday 5/11
    Day
    59°
    Partly Sunny
    Forecast day icon
    Night
    44°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny in the morning then mostly cloudy with isolated showers in the afternoon. Highs in the mid 50s. Light and variable winds becoming southeast around 10 mph in the afternoon. Chance of rain 20 percent.
    Night Details
    Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 30s. Southeast winds around 10 mph in the evening becoming light and variable. Chance of rain 20 percent.
  • Forecast day icon
    Sunday
    40% Chance Rain Showers
    56°
    Forecast night icon
    Night
    30% Chance Rain Showers
    45°
    Sunday 5/12
    Day
    56°
    40% Chance Rain Showers
    Forecast day icon
    Night
    45°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 40 percent chance of showers. Highs in the upper 50s. Light and variable winds.
    Night Details
    Partly cloudy. A chance of showers in the evening. Lows around 40. Light and variable winds. Chance of rain 30 percent.
  • Forecast day icon
    Monday
    40% Chance Rain Showers
    64°
    Forecast night icon
    Night
    40% Chance Rain Showers
    53°
    Monday 5/13
    Day
    64°
    40% Chance Rain Showers
    Forecast day icon
    Night
    53°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny in the morning then mostly cloudy with a chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 40 percent.
    Night Details
    Mostly cloudy with a 40 percent chance of showers. Lows in the upper 40s.
  • Forecast day icon
    Tuesday
    60% Chance Rain Showers
    67°
    Forecast night icon
    Night
    60% Chance Rain Showers
    54°
    Tuesday 5/14
    Day
    67°
    60% Chance Rain Showers
    Forecast day icon
    Night
    54°
    60% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    A chance of showers in the morning then showers likely in the afternoon. Highs in the mid 60s. Chance of rain 60 percent.
    Night Details
    Showers likely mainly in the evening. Lows in the lower 50s. Chance of rain 60 percent.
  • Forecast day icon
    Wednesday
    40% Chance Rain Showers
    63°
    Forecast night icon
    Night
    30% Chance Rain Showers
    53°
    Wednesday 5/15
    Day
    63°
    40% Chance Rain Showers
    Forecast day icon
    Night
    53°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly sunny. A 40 percent chance of showers. Highs in the mid 60s.
    Night Details
    Partly cloudy with a chance of showers in the evening then mostly clear after midnight. Lows in the mid 40s. Chance of rain 30 percent.
  • Forecast day icon
    Thursday
    Mostly Sunny
    62°
    Forecast night icon
    Night
    Partly Cloudy
    48°
    Thursday 5/16
    Day
    62°
    Mostly Sunny
    Forecast day icon
    Night
    48°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 60s.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s.
  • Forecast day icon
    Friday
    Partly Sunny
    66°
    Forecast night icon
    Night
    50% Chance of Rain
    55°
    Friday 5/17
    Day
    66°
    Partly Sunny
    Forecast day icon
    Night
    55°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny. Highs in the upper 60s.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 55F. Dew point will be around 51F with an average humidity of 78%. Winds will be 6 mph from the SE.
  • Forecast day icon
    Saturday
    60% Chance of Rain
    62°
    Forecast night icon
    Night
    60% Chance of Rain
    57°
    Saturday 5/18
    Day
    62°
    60% Chance of Rain
    Forecast day icon
    Night
    57°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 55%. High temperature around 62F. Dew point will be around 54F with an average humidity of 85%. Winds will be 4 mph from the SE.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 55%. Low temperature around 57F. Dew point will be around 53F with an average humidity of 81%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Sunday
    50% Chance of Rain
    65°
    Forecast night icon
    Night
    40% Chance of Rain
    55°
    Sunday 5/19
    Day
    65°
    50% Chance of Rain
    Forecast day icon
    Night
    55°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 65F. Dew point will be around 53F with an average humidity of 77%. Winds will be 4 mph from the SW.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 55F. Dew point will be around 50F with an average humidity of 75%. Winds will be 4 mph from the SW.