Chantilly, Virginia | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Monday
    Sunny
    75°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Monday 5/13
    Day
    75°
    Sunny
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 70s. South winds around 10 mph.
    Night Details
    Partly cloudy. Lows in the upper 50s. South winds 5 to 10 mph.
  • Forecast day icon
    Tuesday
    70% Chance of Storms
    68°
    Forecast night icon
    Night
    Thunderstorms
    62°
    Tuesday 5/14
    Day
    68°
    70% Chance of Storms
    Forecast day icon
    Night
    62°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Cloudy. Scattered showers in the morning then numerous showers with isolated thunderstorms in the afternoon. Highs in the lower 70s. South winds 10 to 15 mph. Chance of rain 70 percent.
    Night Details
    Showers with a chance of thunderstorms in the evening then showers after midnight. Lows in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain near 100 percent.
  • Forecast day icon
    Wednesday
    80% Chance of Storms
    66°
    Forecast night icon
    Night
    50% Chance Rain Showers
    59°
    Wednesday 5/15
    Day
    66°
    80% Chance of Storms
    Forecast day icon
    Night
    59°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Showers likely in the morning then showers with a chance of thunderstorms in the afternoon. Highs in the upper 60s. Northeast winds 5 to 10 mph. Chance of rain 80 percent.
    Night Details
    Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 50 percent.
  • Forecast day icon
    Thursday
    Partly Sunny
    74°
    Forecast night icon
    Night
    Partly Cloudy
    59°
    Thursday 5/16
    Day
    74°
    Partly Sunny
    Forecast day icon
    Night
    59°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the mid 70s.
    Night Details
    Partly cloudy. Lows in the upper 50s.
  • Forecast day icon
    Friday
    40% Chance Rain Showers
    77°
    Forecast night icon
    Night
    60% Chance of Storms
    63°
    Friday 5/17
    Day
    77°
    40% Chance Rain Showers
    Forecast day icon
    Night
    63°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a chance of showers. Highs in the upper 70s. Chance of rain 40 percent.
    Night Details
    Showers likely with a chance of thunderstorms. Lows in the lower 60s. Chance of rain 60 percent.
  • Forecast day icon
    Saturday
    50% Chance Rain Showers
    75°
    Forecast night icon
    Night
    50% Chance of Storms
    60°
    Saturday 5/18
    Day
    75°
    50% Chance Rain Showers
    Forecast day icon
    Night
    60°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers. Highs in the lower 70s. Chance of rain 50 percent.
    Night Details
    Partly cloudy with a chance of showers and thunderstorms. Lows around 60. Chance of rain 50 percent.
  • Forecast day icon
    Sunday
    Mostly Sunny
    67°
    Forecast night icon
    Night
    Partly Cloudy
    60°
    Sunday 5/19
    Day
    67°
    Mostly Sunny
    Forecast day icon
    Night
    60°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 70s.
    Night Details
    Partly cloudy. Low temperature around 60F. Dew point will be around 54F with an average humidity of 75%. Winds will be 2 mph from the NW.
  • Forecast day icon
    Monday
    30% Chance of Rain
    77°
    Forecast night icon
    Night
    30% Chance of Rain
    62°
    Monday 5/20
    Day
    77°
    30% Chance of Rain
    Forecast day icon
    Night
    62°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 77F. Dew point will be around 54F with an average humidity of 55%. Winds will be 2 mph from the NW.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 62F. Dew point will be around 54F with an average humidity of 67%. Winds will be 1 mph from the W.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    77°
    Forecast night icon
    Night
    30% Chance of Rain
    62°
    Tuesday 5/21
    Day
    77°
    Partly Cloudy
    Forecast day icon
    Night
    62°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 77F. Dew point will be around 54F with an average humidity of 55%. Winds will be 1 mph from the NW.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 62F. Dew point will be around 55F with an average humidity of 69%. Winds will be 1 mph from the SE.
  • Forecast day icon
    Wednesday
    40% Chance of Rain
    74°
    Forecast night icon
    Night
    30% Chance of Rain
    59°
    Wednesday 5/22
    Day
    74°
    40% Chance of Rain
    Forecast day icon
    Night
    59°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 74F. Dew point will be around 55F with an average humidity of 61%. Winds will be 2 mph from the NW.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 59F. Dew point will be around 52F with an average humidity of 67%. Winds will be 4 mph from the N.