10-Day Weather Forecast - Chantilly, VA

Mostly cloudy with a chance of rain in the morning then mostly sunny in the afternoon. Breezy with highs in the lower 60s. Temperature falling into the mid 40s in the afternoon. Southwest winds around 15 mph with gusts up to 35 mph becoming west 20 to 25 mph with gusts up to 45 mph in the afternoon. Chance of rain 40 percent.

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 20s. West winds 15 to 20 mph with gusts up to 40 mph.

Mostly sunny. Much cooler with highs in the mid 30s.

Partly cloudy. Lows in the mid 20s.

Mostly sunny. Highs in the mid 40s.

Mostly cloudy. Lows in the upper 20s.

Mostly cloudy. Highs in the lower 40s.

Partly cloudy. Lows in the mid 20s.

Sunny. Highs in the upper 30s.

Partly cloudy. Lows in the mid 20s.

Mostly sunny. Highs in the lower 40s.

Partly cloudy. Low temperature around 28F. Dew point will be around 15F with an average humidity of 50%. Winds will be 2 mph from the SW.

Sunny. High temperature around 41F. Dew point will be around 19F with an average humidity of 49%. Winds will be 1 mph from the SE.

Clear. Low temperature around 29F. Dew point will be around 19F with an average humidity of 58%. Winds will be 1 mph from the NW.

Mostly sunny. High temperature around 42F. Dew point will be around 20F with an average humidity of 50%. Winds will be 2 mph from the N.

Mostly clear. Low temperature around 29F. Dew point will be around 20F with an average humidity of 60%. Winds will be 1 mph from the N.

Mostly cloudy. High temperature around 42F. Dew point will be around 21F with an average humidity of 52%. Winds will be 2 mph from the N.

Mostly clear. Low temperature around 29F. Dew point will be around 20F with an average humidity of 60%. Winds will be 1 mph from the N.