10-Day Weather Forecast - Jefferson, CO

Mostly sunny. Highs 42 to 48.

Mostly clear. Lows 19 to 27.

Partly cloudy. Highs 42 to 50.

Partly cloudy. Lows 20 to 26. Northwest winds 10 to 15 mph with gusts up to 20 mph.

Mostly clear. Highs 40 to 49. Lows 20 to 26.

Mostly clear. Highs 40 to 49. Lows 20 to 26.

Mostly clear. Highs 40 to 49. Lows 20 to 26.

Mostly clear. Lows 12 to 18.

Partly cloudy. Colder. Highs 25 to 33. Lows 10 to 16.

Partly cloudy. Colder. Highs 25 to 33. Lows 10 to 16.

Mostly clear. Highs 32 to 40. Lows 15 to 21.

Mostly clear. Highs 32 to 40. Lows 15 to 21.

Mostly sunny. Highs 40 to 48.

Clear. Low temperature around 20F. Dew point will be around -0F with an average humidity of 35%. Winds will be 4 mph from the NW.

Sunny. High temperature around 37F. Dew point will be around -3F with an average humidity of 21%. Winds will be 6 mph from the NW.

Clear. Low temperature around 21F. Dew point will be around -2F with an average humidity of 32%. Winds will be 4 mph from the W.

Sunny. High temperature around 39F. Dew point will be around -7F with an average humidity of 17%. Winds will be 6 mph from the W.

Mostly clear. Low temperature around 22F. Dew point will be around 1F with an average humidity of 34%. Winds will be 4 mph from the W.