Sunday
Mostly cloudy
High:
68°F
A 40 percent chance of showers after noon. Partly sunny, with a high near 68. South wind around 5 mph.
Portsmouth, NH Weather - Extended Forecast
Sunday Night
Chance of showers
Overnight low:
44°F
Showers likely, mainly after 3am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Monday
Showers likely
High:
55°F
Showers likely. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.
Monday Night
Chance of showers
Overnight low:
42°F
A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 42.
Tuesday
Mostly sunny
High:
59°F
Tuesday Night
Partly cloudy
Overnight low:
41°F
Wednesday
Mostly sunny
High:
61°F
Wednesday Night
Mostly cloudy
Overnight low:
44°F
Thursday
Chance of showers
High:
59°F
Thursday Night
Chance of showers
Overnight low:
44°F