Portsmouth, NH Weather - Tomorrow’s Forecast

Saturday

Partly sunny

High:
54°F

Partly sunny, with a high near 54. North wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

Saturday Night

Showers likely

Overnight low:
35°F

Showers likely, mainly after 2am. Cloudy, with a low around 35. Southeast wind around 5 mph. Chance of precipitation is 60%.