10-Day Weather Forecast - Merrimack, NH

Mostly cloudy. A slight chance of rain showers in the afternoon. Highs in the upper 40s. Light and variable winds. Chance of rain 20 percent.

Cloudy. A chance of rain in the evening then rain likely after midnight. Areas of fog after midnight. Lows around 30. Light and variable winds. Chance of rain 60 percent.

Areas of fog in the morning. Mostly cloudy with a chance of rain in the morning then partly sunny in the afternoon. Highs in the upper 30s. Temperatures falling into the upper 20s in the afternoon. West winds around 10 mph. Chance of rain 50 percent.

Partly cloudy in the evening then clearing. Cooler with lows around 10 above. West winds around 10 mph with gusts up to 20 mph. Wind chill values as low as 2 below.

Mostly sunny. Highs around 30.

Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower 20s.

Partly sunny. Highs around 40.

Partly cloudy. Lows in the lower 20s.

Partly sunny. Highs in the mid 30s.

Partly cloudy. Lows 15 to 20.

Partly sunny. Highs around 30.

Partly cloudy. Lows 10 to 15.

Partly sunny. Highs in the lower 20s.

Partly cloudy. Low temperature around 9F. Dew point will be around 2F with an average humidity of 58%. Winds will be 7 mph from the W.

Mostly sunny. High temperature around 24F. Dew point will be around 3F with an average humidity of 50%. Winds will be 7 mph from the W.

Cloudy. Low temperature around 17F. Dew point will be around 8F with an average humidity of 61%. Winds will be 5 mph from the W.

Partly cloudy. High temperature around 31F. Dew point will be around 14F with an average humidity of 62%. Winds will be 6 mph from the W.

Partly cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 19F. Dew point will be around 14F with an average humidity of 70%. Winds will be 3 mph from the W.