10-Day Weather Forecast - Waltham, MA

Sunny colder with highs in the mid 20s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

Mostly clear. Colder with lows around 9 above. Northwest winds 5 to 10 mph.

Mostly sunny. Highs in the mid 30s. Southwest winds 5 to 10 mph.

Mostly cloudy with a 30 percent chance of snow. Not as cool. Near steady temperature around 30.

Mostly cloudy with a 50 percent chance of rain. Highs in the lower 40s. Lows in the lower 30s.

Mostly cloudy with a 50 percent chance of rain. Highs in the lower 40s. Lows in the lower 30s.

Mostly sunny. Highs around 40.

Mostly cloudy. Lows in the mid 20s.

Partly sunny with a chance of rain and snow. Highs in the mid 30s. Chance of precipitation 30 percent.

Mostly cloudy with a 40 percent chance of snow. Lows in the lower 20s.

Partly sunny with a 30 percent chance of snow. Highs around 30.

Mostly cloudy. Low temperature around 20F. Dew point will be around 15F with an average humidity of 72%. Winds will be 5 mph from the W.

Partly cloudy. High temperature around 28F. Dew point will be around 13F with an average humidity of 59%. Winds will be 9 mph from the W.

Clear. Low temperature around 20F. Dew point will be around 11F with an average humidity of 65%. Winds will be 7 mph from the W.

Sunny. High temperature around 29F. Dew point will be around 13F with an average humidity of 59%. Winds will be 8 mph from the W.

Clear. Low temperature around 19F. Dew point will be around 11F with an average humidity of 66%. Winds will be 6 mph from the W.

Sunny. High temperature around 29F. Dew point will be around 11F with an average humidity of 56%. Winds will be 7 mph from the W.

Clear. Low temperature around 21F. Dew point will be around 12F with an average humidity of 67%. Winds will be 4 mph from the W.