Portsmouth, New Hampshire | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Cloudy
    45°
    Wednesday 4/17
    Forecast night icon
    45°
    Mostly Cloudy
    Hourly
    Night Details
    Mostly cloudy. Low temperature around 45F. Dew point will be around 35F with an average humidity of 60%. Winds will be 6 mph from the SE.
  • Forecast day icon
    Thursday
    Partly Sunny
    50°
    Forecast night icon
    Night
    30% Chance Rain Showers
    44°
    Thursday 4/18
    Day
    50°
    Partly Sunny
    Forecast day icon
    Night
    44°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny this morning then becoming mostly cloudy. Highs around 50. East winds around 10 mph with gusts up to 25 mph.
    Night Details
    Cloudy. A chance of showers in the evening. Lows in the upper 30s. East winds around 10 mph with gusts up to 20 mph in the evening becoming light and variable. Chance of rain 30 percent.
  • Forecast day icon
    Friday
    Partly Sunny
    52°
    Forecast night icon
    Night
    40% Chance Rain Showers
    48°
    Friday 4/19
    Day
    52°
    Partly Sunny
    Forecast day icon
    Night
    48°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the lower 50s. Light and variable winds becoming southeast around 10 mph with gusts up to 20 mph in the afternoon.
    Night Details
    Mostly cloudy. A chance of showers after midnight. Lows in the lower 40s. South winds around 10 mph with gusts up to 20 mph. Chance of rain 40 percent.
  • Forecast day icon
    Saturday
    30% Chance Rain Showers
    64°
    Forecast night icon
    Night
    Partly Cloudy
    40°
    Saturday 4/20
    Day
    64°
    30% Chance Rain Showers
    Forecast day icon
    Night
    40°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers in the morning. Highs in the lower 60s. West winds around 10 mph with gusts up to 25 mph. Chance of rain 30 percent.
    Night Details
    Partly cloudy in the evening then clearing. Lows in the upper 30s.
  • Forecast day icon
    Sunday
    Partly Sunny
    59°
    Forecast night icon
    Night
    Partly Cloudy
    41°
    Sunday 4/21
    Day
    59°
    Partly Sunny
    Forecast day icon
    Night
    41°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the upper 50s.
    Night Details
    Partly cloudy in the evening then clearing. Lows in the upper 30s.
  • Forecast day icon
    Monday
    Mostly Sunny
    60°
    Forecast night icon
    Night
    Mostly Clear
    42°
    Monday 4/22
    Day
    60°
    Mostly Sunny
    Forecast day icon
    Night
    42°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 50s.
    Night Details
    Mostly clear. Lows in the upper 30s.
  • Forecast day icon
    Tuesday
    Partly Sunny
    63°
    Forecast night icon
    Night
    30% Chance Rain Showers
    46°
    Tuesday 4/23
    Day
    63°
    Partly Sunny
    Forecast day icon
    Night
    46°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the upper 50s.
    Night Details
    Partly cloudy. A chance of showers after midnight. Lows in the lower 40s. Chance of rain 30 percent.
  • Forecast day icon
    Wednesday
    40% Chance Rain Showers
    61°
    Forecast night icon
    Night
    30% Chance of Rain
    48°
    Wednesday 4/24
    Day
    61°
    40% Chance Rain Showers
    Forecast day icon
    Night
    48°
    30% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 40 percent chance of showers. Highs in the mid 50s.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 48F. Dew point will be around 39F with an average humidity of 65%. Winds will be 4 mph from the S.
  • Forecast day icon
    Thursday
    Partly Cloudy
    62°
    Forecast night icon
    Night
    Partly Cloudy
    49°
    Thursday 4/25
    Day
    62°
    Partly Cloudy
    Forecast day icon
    Night
    49°
    Partly Cloudy
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 62F. Dew point will be around 41F with an average humidity of 55%. Winds will be 4 mph from the S.
    Night Details
    Partly cloudy. Low temperature around 49F. Dew point will be around 40F with an average humidity of 66%. Winds will be 4 mph from the S.
  • Forecast day icon
    Friday
    Cloudy
    62°
    Forecast night icon
    Night
    Cloudy
    50°
    Friday 4/26
    Day
    62°
    Cloudy
    Forecast day icon
    Night
    50°
    Cloudy
    Forecast night icon
    Day Details
    Cloudy. High temperature around 62F. Dew point will be around 44F with an average humidity of 60%. Winds will be 4 mph from the SE.
    Night Details
    Cloudy. Low temperature around 50F. Dew point will be around 43F with an average humidity of 71%. Winds will be 4 mph from the S.