10-Day Weather Forecast - Niwot, CO

Partly cloudy in the morning then mostly cloudy with a chance of thunderstorms in the afternoon. Highs near 90. Chance of precipitation 30 percent.

Partly cloudy with a 20 percent chance of thunderstorms. Lows in the mid to upper 50s.

Partly cloudy. Highs in the upper 80s.

Mostly clear. Lows 56 to 63. Highs in the lower to mid 90s.

Mostly clear. Lows 56 to 63. Highs in the lower to mid 90s.

Mostly clear. Lows 56 to 63. Highs in the lower to mid 90s.

Partly cloudy. Highs 93 to 98. Lows 61 to 66.

Partly cloudy. Highs 93 to 98. Lows 61 to 66.

Partly cloudy. Highs 93 to 98. Lows 61 to 66.

Partly cloudy. Highs 93 to 98. Lows 61 to 66.

Partly cloudy with a 20 percent chance of thunderstorms. Highs in the lower to mid 90s.

Mostly clear. Low temperature around 63F. Dew point will be around 47F with an average humidity of 42%. Winds will be 4 mph from the W.

Partly cloudy. High temperature around 94F. Dew point will be around 50F with an average humidity of 32%. Winds will be 1 mph from the SW.

Partly cloudy. Low temperature around 60F. Dew point will be around 48F with an average humidity of 47%. Winds will be 3 mph from the NW.

Partly cloudy. High temperature around 87F. Dew point will be around 52F with an average humidity of 41%. Winds will be 2 mph from the NE.

Partly cloudy. Low temperature around 56F. Dew point will be around 51F with an average humidity of 59%. Winds will be 2 mph from the N.

Mostly sunny. High temperature around 85F. Dew point will be around 53F with an average humidity of 46%. Winds will be 5 mph from the E.

Clear. Low temperature around 57F. Dew point will be around 52F with an average humidity of 60%. Winds will be 2 mph from the N.