10-Day Weather Forecast - Waltham, MA

Mostly sunny. Highs in the mid 40s. Southwest winds around 5 mph.

Mostly cloudy. Near steady temperature in the upper 30s. Southwest winds 5 to 10 mph with gusts up to 20 mph.

Cloudy with a 30 percent chance of rain. Highs in the upper 40s. Southwest winds 5 to 10 mph with gusts up to 20 mph.

Cloudy with a 40 percent chance of rain. Lows in the mid 30s.

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

Mostly cloudy with a chance of snow and rain. Cooler with lows in the lower 20s. Chance of precipitation 50 percent.

Partly sunny with a 50 percent chance of snow. Cooler with highs around 30.

Mostly cloudy. Lows around 20.

Mostly sunny. Highs in the upper 30s.

Mostly cloudy with a 30 percent chance of snow. Lows in the upper 20s.

Partly sunny with a chance of rain. Highs in the upper 30s. Chance of rain 30 percent.

Partly cloudy. Low temperature around 16F. Dew point will be around 12F with an average humidity of 64%. Winds will be 8 mph from the W.

Partly cloudy. High temperature around 25F. Dew point will be around 7F with an average humidity of 54%. Winds will be 11 mph from the W.

Partly cloudy. Low temperature around 11F. Dew point will be around 2F with an average humidity of 55%. Winds will be 10 mph from the W.

Sunny. High temperature around 25F. Dew point will be around 5F with an average humidity of 53%. Winds will be 9 mph from the W.

Clear. Low temperature around 12F. Dew point will be around 5F with an average humidity of 59%. Winds will be 8 mph from the NW.

Sunny. High temperature around 25F. Dew point will be around 5F with an average humidity of 52%. Winds will be 8 mph from the NW.

Mostly clear. Low temperature around 14F. Dew point will be around 6F with an average humidity of 59%. Winds will be 5 mph from the NW.