National Weather Service Forecast for: Portsmouth NH
Issued by: National Weather Service Gray/Portland, ME
Updated: 10:43 pm EDT Oct 8, 2024
 
Overnight

Overnight: Mostly clear, with a low around 44. West wind around 5 mph.
Mostly Clear

Wednesday

Wednesday: Sunny, with a high near 63. West wind 5 to 10 mph.
Sunny

Wednesday
Night
Wednesday Night: A slight chance of showers between 1am and 3am.  Increasing clouds, with a low around 44. West wind 5 to 10 mph.  Chance of precipitation is 20%.
Partly Cloudy
then Slight
Chance
Showers
Thursday

Thursday: Sunny, with a high near 60. Northwest wind around 10 mph, with gusts as high as 20 mph.
Sunny

Thursday
Night
Thursday Night: Mostly clear, with a low around 43. West wind 5 to 10 mph.
Mostly Clear

Friday

Friday: Sunny, with a high near 65.
Sunny

Friday
Night
Friday Night: Partly cloudy, with a low around 50.
Partly Cloudy

Saturday

Saturday: Sunny, with a high near 70.
Sunny

Saturday
Night
Saturday Night: Mostly clear, with a low around 42.
Mostly Clear

Lo 44 °F Hi 63 °F Lo 44 °F Hi 60 °F Lo 43 °F Hi 65 °F Lo 50 °F Hi 70 °F Lo 42 °F

 

Overnight
 
Mostly clear, with a low around 44. West wind around 5 mph.
Wednesday
 
Sunny, with a high near 63. West wind 5 to 10 mph.
Wednesday Night
 
A slight chance of showers between 1am and 3am. Increasing clouds, with a low around 44. West wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday
 
Sunny, with a high near 60. Northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
 
Mostly clear, with a low around 43. West wind 5 to 10 mph.
Friday
 
Sunny, with a high near 65.
Friday Night
 
Partly cloudy, with a low around 50.
Saturday
 
Sunny, with a high near 70.
Saturday Night
 
Mostly clear, with a low around 42.
Sunday
 
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 63.
Sunday Night
 
A 50 percent chance of showers. Mostly cloudy, with a low around 45.
Columbus Day
 
A 40 percent chance of showers. Partly sunny, with a high near 61.
Monday Night
 
Partly cloudy, with a low around 39.
Tuesday
 
Mostly sunny, with a high near 58.

 

Forecast from NOAA-NWS for Portsmouth NH.