Portsmouth, New Hampshire | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    50% Chance Rain Showers
    40°
    Thursday 5/2
    Forecast night icon
    40°
    50% Chance Rain Showers
    Hourly
    Night Details
    A chance of showers this evening. Cloudy with patchy drizzle. Lows in the mid 40s. Northeast winds 10 to 15 mph. Chance of rain 50 percent.
  • Forecast day icon
    Friday
    Drizzle
    57°
    Forecast night icon
    Night
    Partly Cloudy
    46°
    Friday 5/3
    Day
    57°
    Drizzle
    Forecast day icon
    Night
    46°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with patchy drizzle in the morning then partly sunny in the afternoon. Highs in the mid 50s. Northeast winds around 10 mph becoming east in the afternoon.
    Night Details
    Partly cloudy. Patchy fog. Lows in the lower 40s. South winds around 10 mph in the evening becoming light and variable.
  • Forecast day icon
    Saturday
    Partly Sunny
    58°
    Forecast night icon
    Night
    Mostly Cloudy
    43°
    Saturday 5/4
    Day
    58°
    Partly Sunny
    Forecast day icon
    Night
    43°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny in the morning then becoming mostly cloudy. Highs in the mid 50s. Light and variable winds becoming east around 10 mph in the afternoon.
    Night Details
    Mostly cloudy. Lows in the lower 40s. Light and variable winds.
  • Forecast day icon
    Sunday
    60% Chance Rain Showers
    51°
    Forecast night icon
    Night
    60% Chance Rain Showers
    47°
    Sunday 5/5
    Day
    51°
    60% Chance Rain Showers
    Forecast day icon
    Night
    47°
    60% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Showers likely in the afternoon. Highs in the lower 50s. Chance of rain 60 percent.
    Night Details
    Showers likely mainly in the evening. Lows in the mid 40s. Chance of rain 60 percent.
  • Forecast day icon
    Monday
    30% Chance Rain Showers
    65°
    Forecast night icon
    Night
    Partly Cloudy
    55°
    Monday 5/6
    Day
    65°
    30% Chance Rain Showers
    Forecast day icon
    Night
    55°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers in the morning then partly sunny in the afternoon. Highs around 70. Chance of rain 30 percent.
    Night Details
    Partly cloudy. Lows in the upper 40s.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    30% Chance Rain Showers
    52°
    Tuesday 5/7
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    52°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 60s.
    Night Details
    Partly cloudy. A chance of showers after midnight. Lows in the upper 40s. Chance of rain 30 percent.
  • Forecast day icon
    Wednesday
    50% Chance Rain Showers
    52°
    Forecast night icon
    Night
    50% Chance Rain Showers
    48°
    Wednesday 5/8
    Day
    52°
    50% Chance Rain Showers
    Forecast day icon
    Night
    48°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s.
    Night Details
    Partly cloudy with a 50 percent chance of showers. Lows in the upper 40s.
  • Forecast day icon
    Thursday
    50% Chance Rain Showers
    59°
    Forecast night icon
    Night
    60% Chance of Rain
    54°
    Thursday 5/9
    Day
    59°
    50% Chance Rain Showers
    Forecast day icon
    Night
    54°
    60% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s.
    Night Details
    Mostly cloudy with a 55% chance for rain and thunderstorms. Low temperature around 54F. Dew point will be around 52F with an average humidity of 86%. Winds will be 3 mph from the S.
  • Forecast day icon
    Friday
    40% Chance of Rain
    63°
    Forecast night icon
    Night
    30% Chance of Rain
    51°
    Friday 5/10
    Day
    63°
    40% Chance of Rain
    Forecast day icon
    Night
    51°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 63F. Dew point will be around 51F with an average humidity of 72%. Winds will be 5 mph from the W.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 51F. Dew point will be around 46F with an average humidity of 72%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Saturday
    40% Chance of Rain
    58°
    Forecast night icon
    Night
    30% Chance of Rain
    48°
    Saturday 5/11
    Day
    58°
    40% Chance of Rain
    Forecast day icon
    Night
    48°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 58F. Dew point will be around 46F with an average humidity of 69%. Winds will be 5 mph from the NW.
    Night Details
    Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 48F. Dew point will be around 43F with an average humidity of 75%. Winds will be 2 mph from the W.