10-Day Weather Forecast - New Castle, CO

Mostly sunny. Patchy smoke. Slight chance of showers and thunderstorms in the afternoon. Highs in the 90s. West winds 10 to 15 mph with gusts up to 20 mph in the afternoon. Chance of rain 10 percent.

Partly cloudy. Slight chance of showers and thunderstorms in the evening. Lows in the 50s. Gusts up to 20 mph in the evening. Chance of rain 10 percent.

Patchy smoke in the morning. Sunny. Highs in the 90s. West winds 10 to 15 mph with gusts up to 20 mph in the afternoon.

Partly cloudy. Lows in the 50s.

Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Highs 85 to 95. Chance of rain 10 percent.

Mostly clear. Lows in the 50s. Highs in the 90s.

Mostly clear. Lows in the 50s. Highs in the 90s.

Mostly clear. Lows in the 50s. Highs in the 90s.

Sunny. Highs around 100.

Mostly clear. Lows in the 50s.

Sunny. Highs around 100.

Mostly clear. Lows 55 to 65.

Sunny. Highs around 100.

Partly cloudy. Low temperature around 65F. Dew point will be around 54F with an average humidity of 54%. Winds will be 3 mph from the E.

Mostly sunny with widely scattered thunderstorms. Chance of storms 30%. High temperature around 97F. Dew point will be around 46F with an average humidity of 31%. Winds will be 2 mph from the NW.

Mostly cloudy with a 30% chance for rain and thunderstorms. Low temperature around 63F. Dew point will be around 56F with an average humidity of 58%. Winds will be 4 mph from the E.

Sunny with scattered thunderstorms. Chance of storms 40%. High temperature around 95F. Dew point will be around 50F with an average humidity of 35%. Winds will be 2 mph from the NW.

Mostly cloudy with a 40% chance for rain and thunderstorms. Low temperature around 64F. Dew point will be around 56F with an average humidity of 57%. Winds will be 3 mph from the E.