Chantilly, VA Current Weather and Forecast
Chantilly, VA Weather Forecast
1:33 AM EDT Thu Jul 18 2024
OVERNIGHT - Mostly cloudy. Lows in the lower 70s. Northwest
winds around 5 mph.
THURSDAY - Partly sunny. Isolated showers and thunderstorms in
the afternoon. Highs in the upper 80s. North winds around 5 mph.
Chance of rain 20 percent.
THURSDAY NIGHT - Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 60s. North winds 5 to 10 mph.
FRIDAY - Mostly sunny. Highs in the upper 80s. Northeast winds
5 to 10 mph, becoming east in the afternoon.
FRIDAY NIGHT - Partly cloudy in the evening, then becoming
mostly cloudy. Lows around 70. Southeast winds around 5 mph.
SATURDAY - Mostly cloudy with a chance of showers and
thunderstorms. Highs in the lower 80s. Chance of rain 30 percent.
SATURDAY NIGHT - Mostly cloudy. Lows in the upper 60s.
SUNDAY - Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Chance of rain 30 percent.
SUNDAY NIGHT - Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 70s. Chance of rain 40 percent.
MONDAY - Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Chance of rain 50 percent.
MONDAY NIGHT - Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 70s. Chance of rain 50 percent.
TUESDAY - Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Chance of rain 50 percent.
TUESDAY NIGHT - Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 70s. Chance of rain 50 percent.
WEDNESDAY - Showers likely with a chance of thunderstorms. Highs
in the upper 80s. Chance of rain 70 percent.
National Weather Service Baltimore MD/Washington DC
Chantilly, VA Current Weather Conditions
DULLES INTERNATIONAL AIRPORT, VA, United States (KIAD) 38-56N 077-27W 93M
Jul 18, 2024 - 03:52 AM EDT / 2024.07.18 0752 UTC
Wind: from the NNW (340 degrees) at 7 MPH (6 KT):0
Visibility: 10 mile(s):0
Sky conditions: mostly cloudy
Temperature: 75.0 F (23.9 C)
Dew Point: 68.0 F (20.0 C)
Relative Humidity: 78%
Pressure (altimeter): 29.87 in. Hg (1011 hPa)
Data:
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Tornadoes in 1950-2018
Tornadoes in 1950-1954
Tornadoes in 1955-1959
Tornadoes in 1960-1964
Tornadoes in 1965-1969
Tornadoes in 1970-1974
Tornadoes in 1975-1979
Tornadoes in 1980-1984
Tornadoes in 1985-1989
Tornadoes in 1990-1994
Tornadoes in 1995-1999
Tornadoes in 2000-2004
Tornadoes in 2005-2009
Tornadoes in 2010-2014
Tornadoes in 2015-2018
Earthquakes in 2000
Earthquakes in 2001
Earthquakes in 2002
Earthquakes in 2003
Earthquakes in 2004
Earthquakes in 2005
Earthquakes in 2006
Earthquakes in 2007
Earthquakes in 2008
Earthquakes in 2009
Earthquakes in 2010
Earthquakes in 2011
Earthquakes in 2012
Earthquakes in 2013
Earthquakes in 2014
Earthquakes in 2015
Earthquakes in 2016
Earthquakes in 2017
Earthquakes in 2018
Earthquakes in 2019
Earthquakes in 2020
Earthquakes in 2000-2020
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)
Snowfall Total (inches)
Temperature - Highest of record (°F)
Temperature - Lowest of record (°F)
Mean number of days with minimum temperature 32 °F or lower
Mean number of days with maximum temperature 90 °F or higher
Normal precipitation (inches)
Mean number of days with precipitation 0.01 inches or more
Maximum wind speed (MPH)
Normal daily mean temperature (°F)
Normal cooling degree days, Base 65 °F
Normal heating degree days, Base 65 °F
Normal daily maximum temperature (°F)
Normal daily minimum temperature (°F)
Average percent of possible sunshine (%)
Cloudiness - Mean number of days clear
Cloudiness - Mean number of days partly cloudy
Cloudiness - Mean number of days cloudy
Average relative humidity - Morning (%)
Average relative humidity - Evening (%)