057
CDUS41 KLWX 220635
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
235 AM EDT SUN MAR 22 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 21 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 70 4:17 PM 78 2010 57 13 59
MINIMUM 45 6:49 AM 14 1965 35 10 37
AVERAGE 58 46 12 48
PRECIPITATION (IN)
YESTERDAY 0.24 2.69 2019 0.12 0.12 0.00
MONTH TO DATE 2.54 2.35 0.19 0.78
SINCE MAR 1 2.54 2.35 0.19 0.78
SINCE JAN 1 8.34 7.90 0.44 5.20
SNOWFALL (IN)
YESTERDAY 0.0 4.8 2018 0.1 -0.1 0.0
MONTH TO DATE 1.0 3.2 -2.2 0.0
SINCE MAR 1 1.0 3.2 -2.2 0.0
SINCE JUL 1 13.6 20.2 -6.6 15.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 7 19 -12 17
MONTH TO DATE 332 473 -141 345
SINCE MAR 1 332 473 -141 345
SINCE JUL 1 3961 3983 -22 3667
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 8 0 8 1
SINCE MAR 1 8 0 8 1
SINCE JAN 1 8 0 8 1
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 4.3
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 5:00 AM
LOWEST 34 4:00 PM
AVERAGE 67
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 83 1968
MINIMUM TEMPERATURE (F) 35 12 1988
SUNRISE AND SUNSET
MARCH 22 2026.........SUNRISE 7:10 AM EDT SUNSET 7:24 PM EDT
MARCH 23 2026.........SUNRISE 7:08 AM EDT SUNSET 7:25 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page