Alton Bay, New Hampshire | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Cloudy
    44°
    Thursday 5/9
    Forecast night icon
    44°
    Mostly Cloudy
    Hourly
    Night Details
    Mostly cloudy with a 20 percent chance of showers. Lows in the lower 40s. East winds around 10 mph this evening becoming light and variable.
  • Forecast day icon
    Friday
    Mostly Cloudy
    54°
    Forecast night icon
    Night
    Partly Cloudy
    39°
    Friday 5/10
    Day
    54°
    Mostly Cloudy
    Forecast day icon
    Night
    39°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A slight chance of showers in the afternoon. Highs in the upper 50s. East winds around 10 mph. Chance of rain 20 percent.
    Night Details
    Partly cloudy. A slight chance of showers in the evening. Lows in the upper 30s. Light and variable winds. Chance of rain 20 percent.
  • Forecast day icon
    Saturday
    Partly Sunny
    54°
    Forecast night icon
    Night
    Mostly Cloudy
    40°
    Saturday 5/11
    Day
    54°
    Partly Sunny
    Forecast day icon
    Night
    40°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny in the morning then becoming mostly cloudy. Highs in the mid 50s. Northeast winds around 10 mph.
    Night Details
    Mostly cloudy. Lows around 40. Southeast winds around 10 mph in the evening becoming light and variable.
  • Forecast day icon
    Sunday
    50% Chance Rain Showers
    53°
    Forecast night icon
    Night
    50% Chance Rain Showers
    41°
    Sunday 5/12
    Day
    53°
    50% Chance Rain Showers
    Forecast day icon
    Night
    41°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 50 percent chance of showers. Highs in the upper 50s.
    Night Details
    Partly cloudy. A chance of showers in the evening. Lows in the lower 40s. Chance of rain 50 percent.
  • Forecast day icon
    Monday
    Partly Sunny
    61°
    Forecast night icon
    Night
    30% Chance Rain Showers
    49°
    Monday 5/13
    Day
    61°
    Partly Sunny
    Forecast day icon
    Night
    49°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the mid 60s.
    Night Details
    Mostly cloudy in the evening then becoming partly cloudy. A 30 percent chance of showers. Lows around 50.
  • Forecast day icon
    Tuesday
    40% Chance Rain Showers
    67°
    Forecast night icon
    Night
    40% Chance Rain Showers
    53°
    Tuesday 5/14
    Day
    67°
    40% Chance Rain Showers
    Forecast day icon
    Night
    53°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 40 percent chance of showers. Highs around 70.
    Night Details
    Mostly cloudy. A chance of showers in the evening. Lows in the lower 50s. Chance of rain 40 percent.
  • Forecast day icon
    Wednesday
    40% Chance Rain Showers
    64°
    Forecast night icon
    Night
    40% Chance Rain Showers
    50°
    Wednesday 5/15
    Day
    64°
    40% Chance Rain Showers
    Forecast day icon
    Night
    50°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 40 percent chance of showers. Highs in the mid 60s.
    Night Details
    Partly cloudy with a 40 percent chance of showers. Lows around 50.
  • Forecast day icon
    Thursday
    30% Chance Rain Showers
    67°
    Forecast night icon
    Night
    Mostly Clear
    50°
    Thursday 5/16
    Day
    67°
    30% Chance Rain Showers
    Forecast day icon
    Night
    50°
    Mostly Clear
    Forecast night icon
    Day Details
    Partly sunny with a 30 percent chance of showers. Highs in the upper 60s.
    Night Details
    Mostly clear. Low temperature around 50F. Dew point will be around 48F with an average humidity of 77%. Winds will be 2 mph from the SE.
  • Forecast day icon
    Friday
    30% Chance of Rain
    67°
    Forecast night icon
    Night
    40% Chance of Rain
    54°
    Friday 5/17
    Day
    67°
    30% Chance of Rain
    Forecast day icon
    Night
    54°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 67F. Dew point will be around 49F with an average humidity of 66%. Winds will be 3 mph from the SE.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 54F. Dew point will be around 50F with an average humidity of 78%. Winds will be 4 mph from the SE.
  • Forecast day icon
    Saturday
    60% Chance of Rain
    64°
    Forecast night icon
    Night
    50% Chance of Rain
    53°
    Saturday 5/18
    Day
    64°
    60% Chance of Rain
    Forecast day icon
    Night
    53°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 55%. High temperature around 64F. Dew point will be around 52F with an average humidity of 75%. Winds will be 4 mph from the S.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 53F. Dew point will be around 50F with an average humidity of 79%. Winds will be 4 mph from the SE.