499
CDUS41 KLWX 172127
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
527 PM EDT MON MAR 17 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 17 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 58 2:52 AM 77 1963 55 3 72
MINIMUM 50 9:17 AM 16 1970 34 16 48
AVERAGE 54 44 10 60
PRECIPITATION (IN)
TODAY 0.01 1.14 1993 0.12 -0.11 0.00
MONTH TO DATE 0.64 1.87 -1.23 2.45
SINCE MAR 1 0.64 1.87 -1.23 2.45
SINCE JAN 1 5.06 7.42 -2.36 9.90
SNOWFALL (IN)
TODAY 0.0 4.5 2014 0.1 -0.1 0.0
MONTH TO DATE 0.0 2.8 -2.8 T
SINCE MAR 1 0.0 2.8 -2.8 T
SINCE JUL 1 15.5 19.8 -4.3 11.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 11 21 -10 5
MONTH TO DATE 295 394 -99 203
SINCE MAR 1 295 394 -99 203
SINCE JUL 1 3617 3904 -287 3167
COOLING
TODAY 0 0 0 0
MONTH TO DATE 1 0 1 0
SINCE MAR 1 1 0 1 0
SINCE JAN 1 1 0 1 3
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 15.8
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 12:00 AM
LOWEST 43 1:00 PM
AVERAGE 67
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 80 1989
MINIMUM TEMPERATURE (F) 34 13 1976
SUNRISE AND SUNSET
MARCH 17 2025.........SUNRISE 7:17 AM EDT SUNSET 7:19 PM EDT
MARCH 18 2025.........SUNRISE 7:16 AM EDT SUNSET 7:20 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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