10-Day Weather Forecast - McLean, VA

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  • |63°F
    Partly Cloudy
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    Tonight

    63°F

    Partly cloudy. Lows in the upper 50s. South winds 5 to 10 mph.

    Hourly details
  • Day

    79°F

    Mostly cloudy in the morning then becoming partly sunny. A chance of showers and thunderstorms. Highs around 80. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

    Night

    61°F

    A chance of showers and thunderstorms in the evening then showers after midnight. Lows in the mid 40s. Southwest winds 15 to 20 mph. Gusts up to 35 mph after midnight. Chance of rain near 100 percent.

    Hourly details
  • Day

    56°F

    Showers mainly in the morning. Breezy and much cooler with highs in the lower 50s. Northwest winds 15 to 25 mph with gusts up to 35 mph. Chance of rain near 100 percent.

    Night

    35°F

    Mostly clear. Lows in the lower 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph becoming west around 5 mph after midnight.

    Hourly details
  • Day

    56°F

    Partly sunny. Highs in the mid 50s.

    Night

    42°F

    Partly cloudy. Lows in the lower 40s.

    Hourly details
  • Weekend Weather

  • Day

    53°F

    Mostly sunny. Highs in the upper 50s.

    Night

    38°F

    Mostly cloudy. Lows in the lower 40s.

    Hourly details
  • Day

    55°F

    Mostly cloudy. Highs in the upper 60s.

    Night

    53°F

    Showers likely. Lows in the lower 50s. Chance of rain 70 percent.

    Hourly details
  • Day

    64°F

    Showers likely. Highs in the lower 60s. Temperature falling to around 50 in the afternoon. Chance of rain 70 percent.

    Night

    31°F

    Partly cloudy with a chance of rain and snow showers. Much cooler with lows in the upper 20s. Chance of precipitation 50 percent.

    Hourly details
  • Day

    41°F

    Mostly sunny. Cooler with highs in the upper 30s.

    Night

    27°F

    Clear. Low temperature around 27F. Dew point will be around 11F with an average humidity of 42%. Winds will be 6 mph from the N.

  • Day

    43°F

    Mostly sunny. High temperature around 43F. Dew point will be around 13F with an average humidity of 38%. Winds will be 2 mph from the N.

    Night

    31°F

    Partly cloudy. Low temperature around 31F. Dew point will be around 18F with an average humidity of 49%. Winds will be 1 mph from the SE.

  • Day

    49°F

    Sunny. High temperature around 49F. Dew point will be around 22F with an average humidity of 46%. Winds will be 2 mph from the N.

    Night

    36°F

    Mostly clear. Low temperature around 36F. Dew point will be around 25F with an average humidity of 55%. Winds will be 4 mph from the SE.