10-Day Weather Forecast - Portsmouth, NH

Cloudy. A slight chance of snow in the morning then snow and rain in the afternoon. Snow accumulation around an inch. Highs in the mid 30s. Light and variable winds. Chance of precipitation 90 percent.

Snow. Snow accumulation around an inch. Total snow accumulation 1 to 3 inches. Lows in the mid 20s. Light and variable winds becoming northwest around 10 mph with gusts up to 20 mph after midnight. Chance of snow 90 percent.

Partly sunny. A chance of snow in the morning. Highs in the mid 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 50 percent.

Partly cloudy in the evening then becoming mostly cloudy. Lows around 19. Light and variable winds.

Mostly cloudy in the morning then becoming partly sunny. Highs in the mid 30s.

Partly cloudy. Lows around 15.

Partly sunny in the morning then becoming cloudy. Highs in the mid 20s.

Snow likely. Lows 15 to 20. Chance of snow 60 percent.

Mostly cloudy with a 50 percent chance of snow. Highs in the upper 20s.

Cloudy. A chance of snow after midnight. Lows around 20. Chance of snow 30 percent.

A chance of snow in the morning then rain likely in the afternoon. Highs in the upper 30s. Chance of precipitation 70 percent.

Rain likely in the evening then a chance of snow and rain after midnight. Lows around 20. Chance of precipitation 70 percent.

Partly sunny. A chance of snow in the morning. Highs around 30. Chance of snow 30 percent.

Clear. Low temperature around 13F. Dew point will be around 4F with an average humidity of 63%. Winds will be 12 mph from the NW.

Sunny. High temperature around 22F. Dew point will be around 7F with an average humidity of 59%. Winds will be 11 mph from the NW.

Clear. Low temperature around 18F. Dew point will be around 10F with an average humidity of 68%. Winds will be 7 mph from the W.

Mostly sunny. High temperature around 30F. Dew point will be around 16F with an average humidity of 65%. Winds will be 8 mph from the W.

Mostly clear. Low temperature around 24F. Dew point will be around 17F with an average humidity of 74%. Winds will be 6 mph from the W.