10-Day Weather Forecast - Dulles, VA

Sunny in the morning, then partly sunny with showers likely with a chance of thunderstorms in the afternoon. Hot with highs around 90. Northwest winds 5 to 10 mph. Chance of rain 60 percent.

Mostly cloudy. A chance of showers and thunderstorms in the evening. Lows around 70. Northwest winds around 5 mph. Chance of rain 50 percent.

Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. North winds around 5 mph. Chance of rain 40 percent.

Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 60s. North winds around 5 mph. Chance of rain 50 percent.

Mostly sunny. Highs in the lower 80s.

Mostly clear. Lows around 60.

Mostly sunny. Highs in the lower 80s.

Partly cloudy. Lows around 60.

Mostly sunny. Highs in the mid 80s.

Partly cloudy. Lows in the mid 60s.

Mostly sunny. Highs in the mid 80s.

Partly cloudy. Lows in the upper 60s.

Mostly sunny. Highs in the upper 80s.

Mostly clear with a 40% chance for rain and thunderstorms. Low temperature around 71F. Dew point will be around 69F with an average humidity of 80%. Winds will be 3 mph from the W.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 81F. Dew point will be around 67F with an average humidity of 73%. Winds will be 4 mph from the NW.

Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 67F. Dew point will be around 65F with an average humidity of 84%. Winds will be 2 mph from the N.

Mostly sunny. High temperature around 78F. Dew point will be around 65F with an average humidity of 75%. Winds will be 2 mph from the N.

Clear. Low temperature around 67F. Dew point will be around 64F with an average humidity of 82%. Winds will be 1 mph from the E.