10-Day Weather Forecast - Northumberland, NH

Mostly cloudy. Highs in the mid 20s. Light and variable winds becoming southwest around 10 mph with gusts up to 20 mph in the afternoon.

Partly cloudy. Lows around 6 above. Southwest winds 10 to 15 mph with gusts up to 30 mph. Wind chill values as low as 8 below after midnight.

Partly sunny. Highs around 10 above.

Partly cloudy. Lows around zero.

Partly sunny in the morning then becoming mostly cloudy. Highs around 20.

Mostly cloudy with a 40 percent chance of snow showers. Lows around 10 above.

Mostly cloudy with a 40 percent chance of snow showers. Highs in the upper 20s.

Mostly cloudy in the evening then becoming partly cloudy. Lows around zero.

Partly sunny. Highs 15 to 20.

Mostly cloudy. Lows around zero.

Partly sunny. Highs 15 to 20. Temperatures falling to around 5 above in the afternoon.

Mostly cloudy with a slight chance of snow. Chance of precipitation 30%. Low temperature around 3F. Dew point will be around 4F with an average humidity of 81%. Winds will be 3 mph from the NW.

Cloudy with a slight chance of snow. Chance of precipitation 25%. High temperature around 1F. Dew point will be around -6F with an average humidity of 78%. Winds will be 6 mph from the NW.

Cloudy. Low temperature around -11F. Dew point will be around -13F with an average humidity of 79%. Winds will be 7 mph from the NW.

Cloudy with a slight chance of snow. Chance of precipitation 25%. High temperature around 4F. Dew point will be around -7F with an average humidity of 77%. Winds will be 7 mph from the W.

Cloudy. Low temperature around -6F. Dew point will be around -8F with an average humidity of 80%. Winds will be 6 mph from the W.

Cloudy. High temperature around 6F. Dew point will be around -4F with an average humidity of 78%. Winds will be 7 mph from the W.

Cloudy. Low temperature around -4F. Dew point will be around -5F with an average humidity of 83%. Winds will be 5 mph from the W.