10-Day Weather Forecast - Longmont, CO

Partly cloudy. Highs 71 to 77. South winds 10 to 20 mph with gusts up to 30 mph.

Mostly cloudy. Slight chance of rain and snow showers after midnight. Lows 29 to 37. West winds 10 to 20 mph becoming north 15 to 25 mph after midnight. Gusts up to 35 mph. Chance of precipitation 10 percent.

Snow showers. Much colder. Highs near 40. North winds 15 to 25 mph with gusts up to 40 mph.

Partly cloudy with a 20 percent chance of snow showers. Lows in the lower to mid 20s. Northwest winds 10 to 15 mph with gusts up to 35 mph.

Mostly clear. Highs in the mid to upper 50s. Lows 24 to 32.

Mostly clear. Highs in the mid to upper 50s. Lows 24 to 32.

Mostly sunny. Warmer. Highs near 70.

Partly cloudy. Lows 37 to 47. Highs in the mid to upper 70s.

Partly cloudy. Lows 37 to 47. Highs in the mid to upper 70s.

Partly cloudy. Lows 37 to 47. Highs in the mid to upper 70s.

Mostly sunny. Highs near 80.

Partly cloudy. Lows 43 to 49.

Partly cloudy with a 20 percent chance of thunderstorms. Highs in the mid to upper 70s.

Mostly cloudy. Low temperature around 43F. Dew point will be around 28F with an average humidity of 40%. Winds will be 2 mph from the W.

Cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 65F. Dew point will be around 28F with an average humidity of 33%. Winds will be 2 mph from the NW.

Cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 37F. Dew point will be around 30F with an average humidity of 54%. Winds will be 4 mph from the N.

Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 54F. Dew point will be around 33F with an average humidity of 53%. Winds will be 6 mph from the N.

Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 33F. Dew point will be around 30F with an average humidity of 63%. Winds will be 5 mph from the NE.