10-Day Weather Forecast - Newmarket, NH

Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 90. Light and variable winds. Chance of rain 20 percent. Heat index values in the upper 90s in the afternoon.

Partly cloudy. Humid with lows in the upper 60s. Light and variable winds. Heat index values in the lower 90s early in the evening.

Partly sunny. Showers likely with a chance of thunderstorms in the afternoon. Warm with highs in the upper 80s. Light and variable winds. Chance of rain 70 percent. Heat index values in the lower 90s in the afternoon.

Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the mid 60s. Chance of rain 50 percent.

Partly sunny. Highs in the lower 80s.

Mostly clear. Lows around 60.

Mostly sunny. Highs in the lower 80s.

Mostly clear. Lows in the lower 60s.

Mostly sunny. Warm with highs in the upper 80s.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 60s.

Mostly sunny. Hot with highs in the lower 90s.

Mostly clear. Low temperature around 69F. Dew point will be around 65F with an average humidity of 69%. Winds will be 8 mph from the SW.

Mostly sunny with a 30% chance for rain and thunderstorms. High temperature around 85F. Dew point will be around 66F with an average humidity of 65%. Winds will be 8 mph from the W.

Mostly clear with a 35% chance for rain and thunderstorms. Low temperature around 64F. Dew point will be around 63F with an average humidity of 78%. Winds will be 5 mph from the W.

Mostly sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 81F. Dew point will be around 63F with an average humidity of 68%. Winds will be 4 mph from the W.

Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 64F. Dew point will be around 62F with an average humidity of 85%. Winds will be 3 mph from the W.

Mostly sunny. High temperature around 80F. Dew point will be around 62F with an average humidity of 68%. Winds will be 3 mph from the NW.

Clear. Low temperature around 62F. Dew point will be around 60F with an average humidity of 80%. Winds will be 4 mph from the W.