Weather in Portsmouth, New Hampshire, United States

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7-Day Detailed Weather Forecast for Portsmouth

Overnight

Temperature: 63°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 63. Southwest wind around 5 mph.

Thursday

Temperature: 89°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 89. Southwest wind 5 to 10 mph.

Thursday Night

Temperature: 68°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms between 8pm and midnight, then areas of fog. Partly cloudy, with a low around 68. Southwest wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Friday

Temperature: 83°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Showers and thunderstorms likely between 2pm and 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then showers and thunderstorms likely. Mostly sunny, with a high near 83. Southwest wind 0 to 5 mph. Chance of precipitation is 70%.

Friday Night

Temperature: 65°F

Wind Speed: 0 to 5 mph

Wind Direction: N

Forecast: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 65. North wind 0 to 5 mph. Chance of precipitation is 40%.

Saturday

Temperature: 84°F

Wind Speed: 5 mph

Wind Direction: NE

Forecast: Mostly sunny, with a high near 84.

Saturday Night

Temperature: 63°F

Wind Speed: 0 to 5 mph

Wind Direction: N

Forecast: Mostly clear, with a low around 63.

Sunday

Temperature: 83°F

Wind Speed: 5 mph

Wind Direction: E

Forecast: Sunny, with a high near 83.

Sunday Night

Temperature: 63°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 63.

Monday

Temperature: 86°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Sunny, with a high near 86.

Monday Night

Temperature: 66°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 66.

Tuesday

Temperature: 93°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 93.

Tuesday Night

Temperature: 72°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: Partly cloudy, with a low around 72.

Wednesday

Temperature: 96°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 96.