10-Day Weather Forecast - Johnstown, CO

Areas of fog early in the morning then patchy fog late in the morning. Partly cloudy. Highs 52 to 58.

Mostly clear. Lows 23 to 31.

Mostly sunny. Highs near 60.

Mostly clear. Lows 24 to 32.

Partly cloudy. Highs in the lower to mid 60s.

Partly cloudy. Lows 26 to 34. Highs in the mid 60s.

Partly cloudy. Lows 26 to 34. Highs in the mid 60s.

Partly cloudy with a slight chance of rain and snow. Windy. Lows near 30. Chance of precipitation 20 percent.

Partly cloudy. Cooler. Highs in the upper 40s. Lows 25 to 31.

Partly cloudy. Cooler. Highs in the upper 40s. Lows 25 to 31.

Partly cloudy. Highs in the mid to upper 60s. Lows 30 to 38.

Partly cloudy. Highs in the mid to upper 60s. Lows 30 to 38.

Partly cloudy. Highs in the upper 50s.

Mostly clear. Low temperature around 26F. Dew point will be around 25F with an average humidity of 60%. Winds will be 3 mph from the NW.

Partly cloudy. High temperature around 51F. Dew point will be around 26F with an average humidity of 53%. Winds will be 2 mph from the SE.

Partly cloudy. Low temperature around 28F. Dew point will be around 24F with an average humidity of 66%. Winds will be 2 mph from the W.

Mostly sunny. High temperature around 54F. Dew point will be around 28F with an average humidity of 44%. Winds will be 2 mph from the SW.

Clear. Low temperature around 30F. Dew point will be around 24F with an average humidity of 61%. Winds will be 3 mph from the SW.

Mostly sunny. High temperature around 53F. Dew point will be around 27F with an average humidity of 44%. Winds will be 2 mph from the S.

Partly cloudy. Low temperature around 27F. Dew point will be around 24F with an average humidity of 66%. Winds will be 1 mph from the SW.