10-Day Weather Forecast - Alton, NH

Areas of frost in the morning. Partly sunny. Highs in the lower 60s. Light and variable winds, becoming south around 10 mph in the afternoon.

Partly cloudy in the evening, then clearing. Lows in the upper 40s. Southwest winds around 10 mph.

Mostly sunny. Highs in the upper 60s. Southwest winds around 10 mph with gusts up to 20 mph.

Mostly clear. Lows in the mid 40s.

Mostly sunny. Highs in the lower 60s.

Mostly clear. Lows in the lower 40s.

Mostly sunny. Highs around 60.

Mostly clear. Lows in the lower 40s.

Partly sunny. Highs in the mid 60s.

Partly cloudy. Lows in the upper 40s.

Partly sunny. Highs in the upper 60s.

Cloudy. Low temperature around 57F. Dew point will be around 58F with an average humidity of 99%. Winds will be 3 mph from the NE.

Cloudy. High temperature around 71F. Dew point will be around 61F with an average humidity of 83%. Winds will be 4 mph from the WNW.

Partly cloudy. Low temperature around 58F. Dew point will be around 54F with an average humidity of 91%. Winds will be 13 mph from the W.

Partly cloudy. High temperature around 57F. Dew point will be around 53F with an average humidity of 67%. Winds will be 16 mph from the NW.

Mostly clear. Low temperature around 39F. Dew point will be around 29F with an average humidity of 61%. Winds will be 15 mph from the NW.

Mostly sunny. High temperature around 50F. Dew point will be around 30F with an average humidity of 52%. Winds will be 15 mph from the NW.

Partly cloudy. Low temperature around 38F. Dew point will be around 30F with an average humidity of 73%. Winds will be 8 mph from the WNW.