Weather in Portsmouth, New Hampshire, United States

7-Day Detailed Weather Forecast for Portsmouth

Today

Temperature: 63°F

Wind Speed: 5 mph

Wind Direction: N

Forecast: Partly sunny. High near 63, with temperatures falling to around 55 in the afternoon. North wind around 5 mph. New rainfall amounts less than a tenth of an inch possible.

Tonight

Temperature: 46°F

Wind Speed: 5 mph

Wind Direction: SE

Forecast: Patchy drizzle between midnight and 3am, then a chance of rain and patchy drizzle. Cloudy, with a low around 46. Southeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Saturday

Temperature: 61°F

Wind Speed: 10 mph

Wind Direction: S

Forecast: Rain. Cloudy, with a high near 61. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Saturday Night

Temperature: 44°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: A chance of rain before 8pm, then a chance of rain showers. Mostly cloudy, with a low around 44. Southwest wind 5 to 10 mph. Chance of precipitation is 50%.

Sunday

Temperature: 55°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: A chance of rain showers. Partly sunny, with a high near 55. West wind 5 to 10 mph. Chance of precipitation is 40%.

Sunday Night

Temperature: 43°F

Wind Speed: 5 to 10 mph

Wind Direction: NW

Forecast: A chance of rain showers before 2am. Partly cloudy, with a low around 43. Chance of precipitation is 40%.

Monday

Temperature: 66°F

Wind Speed: 5 mph

Wind Direction: NW

Forecast: Sunny, with a high near 66.

Monday Night

Temperature: 44°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 44.

Tuesday

Temperature: 69°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 69.

Tuesday Night

Temperature: 56°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: A slight chance of rain showers after 8pm. Mostly cloudy, with a low around 56.

Wednesday

Temperature: 70°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: A slight chance of rain showers. Mostly sunny, with a high near 70.

Wednesday Night

Temperature: 42°F

Wind Speed: 5 mph

Wind Direction: NW

Forecast: A slight chance of rain showers before 8pm. Partly cloudy, with a low around 42.

Thursday

Temperature: 55°F

Wind Speed: 5 mph

Wind Direction: E

Forecast: Mostly sunny, with a high near 55.

Thursday Night

Temperature: 42°F

Wind Speed: 0 to 5 mph

Wind Direction: S

Forecast: A slight chance of rain showers after 2am. Mostly cloudy, with a low around 42.