Portsmouth, New Hampshire | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    Partly Sunny
    52°
    Forecast night icon
    Night
    Rain
    46°
    Friday 4/19
    Day
    52°
    Partly Sunny
    Forecast day icon
    Night
    46°
    Rain
    Forecast night icon
    Hourly
    Day Details
    Cloudy this morning then becoming partly sunny. Highs in the lower 50s. Southeast winds around 10 mph.
    Night Details
    Partly cloudy in the evening then cloudy with rain after midnight. Lows in the lower 40s. South winds around 10 mph with gusts up to 20 mph. Chance of rain 90 percent.
  • Forecast day icon
    Saturday
    Rain
    58°
    Forecast night icon
    Night
    Partly Cloudy
    40°
    Saturday 4/20
    Day
    58°
    Rain
    Forecast day icon
    Night
    40°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Cloudy with rain in the morning then partly sunny with a slight chance of showers in the afternoon. Highs in the upper 50s. Southwest winds around 10 mph. Gusts up to 25 mph in the afternoon. Chance of rain 90 percent.
    Night Details
    Partly cloudy in the evening then becoming clear. Lows in the upper 30s. West winds around 10 mph with gusts up to 25 mph.
  • Forecast day icon
    Sunday
    Mostly Sunny
    56°
    Forecast night icon
    Night
    Mostly Clear
    39°
    Sunday 4/21
    Day
    56°
    Mostly Sunny
    Forecast day icon
    Night
    39°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 50s. West winds 10 to 15 mph with gusts up to 25 mph.
    Night Details
    Mostly clear. Lows in the upper 30s.
  • Forecast day icon
    Monday
    Mostly Sunny
    52°
    Forecast night icon
    Night
    Clear
    34°
    Monday 4/22
    Day
    52°
    Mostly Sunny
    Forecast day icon
    Night
    34°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 50s.
    Night Details
    Clear. Lows in the upper 30s.
  • Forecast day icon
    Tuesday
    Partly Sunny
    55°
    Forecast night icon
    Night
    40% Chance Rain Showers
    42°
    Tuesday 4/23
    Day
    55°
    Partly Sunny
    Forecast day icon
    Night
    42°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the mid 50s.
    Night Details
    Mostly cloudy. A chance of showers after midnight. Lows in the mid 40s. Chance of rain 40 percent.
  • Forecast day icon
    Wednesday
    50% Chance of Rain
    56°
    Forecast night icon
    Night
    50% Chance of Rain
    31°
    Wednesday 4/24
    Day
    56°
    50% Chance of Rain
    Forecast day icon
    Night
    31°
    50% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 50 percent chance of rain. Highs in the mid 50s.
    Night Details
    Partly cloudy with a 50 percent chance of rain. Lows in the mid 30s.
  • Forecast day icon
    Thursday
    Partly Sunny
    50°
    Forecast night icon
    Night
    Clear
    36°
    Thursday 4/25
    Day
    50°
    Partly Sunny
    Forecast day icon
    Night
    36°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the lower 50s.
    Night Details
    Clear. Low temperature around 36F. Dew point will be around 24F with an average humidity of 52%. Winds will be 6 mph from the W.
  • Forecast day icon
    Friday
    Sunny
    54°
    Forecast night icon
    Night
    Clear
    39°
    Friday 4/26
    Day
    54°
    Sunny
    Forecast day icon
    Night
    39°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 54F. Dew point will be around 29F with an average humidity of 47%. Winds will be 4 mph from the W.
    Night Details
    Clear. Low temperature around 39F. Dew point will be around 29F with an average humidity of 59%. Winds will be 3 mph from the W.
  • Forecast day icon
    Saturday
    Sunny
    54°
    Forecast night icon
    Night
    30% Chance of Rain
    42°
    Saturday 4/27
    Day
    54°
    Sunny
    Forecast day icon
    Night
    42°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 54F. Dew point will be around 35F with an average humidity of 56%. Winds will be 2 mph from the S.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 42F. Dew point will be around 34F with an average humidity of 66%. Winds will be 2 mph from the SW.
  • Forecast day icon
    Sunday
    40% Chance of Rain
    57°
    Forecast night icon
    Night
    30% Chance of Rain
    46°
    Sunday 4/28
    Day
    57°
    40% Chance of Rain
    Forecast day icon
    Night
    46°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 35%. High temperature around 57F. Dew point will be around 41F with an average humidity of 63%. Winds will be 3 mph from the S.
    Night Details
    Cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 46F. Dew point will be around 39F with an average humidity of 70%. Winds will be 2 mph from the SW.