Thursday
Chance of showers
High:
81°F
A 40 percent chance of showers after 10am. Mostly sunny, with a high near 81.
Portsmouth, NH Weather - Extended Forecast
Thursday Night
Chance of showers
Overnight low:
61°F
A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 61.
Friday
Mostly sunny
High:
81°F
Mostly sunny, with a high near 81.
Friday Night
Mostly clear
Overnight low:
58°F
Mostly clear, with a low around 58.
Saturday
Sunny
High:
80°F
Saturday Night
Mostly clear
Overnight low:
57°F
Sunday
Mostly sunny
High:
79°F
Sunday Night
Chance of showers
Overnight low:
60°F
Monday
Chance of showers
High:
79°F