Weather in Portsmouth, New Hampshire, United States

7-Day Detailed Weather Forecast for Portsmouth

Overnight

Temperature: 12°F

Wind Speed: 15 mph

Wind Direction: NW

Forecast: Mostly clear, with a low around 12. Wind chill values as low as -1. Northwest wind around 15 mph, with gusts as high as 25 mph.

Monday

Temperature: 25°F

Wind Speed: 10 to 15 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 25. Wind chill values as low as -1. West wind 10 to 15 mph, with gusts as high as 35 mph.

Monday Night

Temperature: 18°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Mostly cloudy, with a low around 18. West wind 5 to 10 mph.

Tuesday

Temperature: 32°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 32. West wind around 5 mph.

Tuesday Night

Temperature: 22°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a low around 22. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

Wednesday

Temperature: 43°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 43.

Wednesday Night

Temperature: 26°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Partly cloudy, with a low around 26.

Thursday

Temperature: 48°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Partly sunny, with a high near 48.

Thursday Night

Temperature: 40°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: Scattered rain showers between 8pm and 1am, then rain. Cloudy, with a low around 40. Chance of precipitation is 80%.

Friday

Temperature: 50°F

Wind Speed: 10 to 15 mph

Wind Direction: SW

Forecast: Rain likely before 8am, then scattered rain showers between 8am and 2pm. Partly sunny, with a high near 50. Chance of precipitation is 70%.

Friday Night

Temperature: 16°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Partly cloudy, with a low around 16.

Saturday

Temperature: 36°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: Partly sunny, with a high near 36.

Saturday Night

Temperature: 27°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: Scattered snow showers between 7pm and 3am, then scattered rain showers. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.

Sunday

Temperature: 43°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Scattered rain showers before 3pm. Partly sunny, with a high near 43.