Weather in Portsmouth, New Hampshire, United States

7-Day Detailed Weather Forecast for Portsmouth

Today

Temperature: 88°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: Mostly sunny. High near 88, with temperatures falling to around 82 in the afternoon. South wind 5 to 10 mph.

Tonight

Temperature: 68°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms between 9pm and midnight, then patchy fog and a chance of showers and thunderstorms between midnight and 2am, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 68. Southwest wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Thursday

Temperature: 86°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: Patchy fog before 8am. Mostly sunny, with a high near 86. West wind around 5 mph.

Thursday Night

Temperature: 62°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 62. West wind around 5 mph.

Friday

Temperature: 83°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: Sunny, with a high near 83. Southwest wind around 5 mph.

Friday Night

Temperature: 62°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 62.

Saturday

Temperature: 86°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Sunny, with a high near 86.

Saturday Night

Temperature: 65°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 65.

Sunday

Temperature: 85°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: Sunny, with a high near 85.

Sunday Night

Temperature: 62°F

Wind Speed: 0 to 5 mph

Wind Direction: NW

Forecast: Partly cloudy, with a low around 62.

Monday

Temperature: 81°F

Wind Speed: 0 to 5 mph

Wind Direction: E

Forecast: Sunny, with a high near 81.

Monday Night

Temperature: 64°F

Wind Speed: 0 to 5 mph

Wind Direction: S

Forecast: Partly cloudy, with a low around 64.

Tuesday

Temperature: 82°F

Wind Speed: 0 to 5 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.

Tuesday Night

Temperature: 66°F

Wind Speed: 0 to 5 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.