864
CDUS41 KLWX 232130
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
430 PM EST MON DEC 23 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR DECEMBER 23 2024
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 35 3:04 PM 68 1990 45 -10 48
MINIMUM 14 6:23 AM 4 1989 28 -14 31
AVERAGE 25 36 -11 40
PRECIPITATION (IN)
TODAY 0.00 1.30 2004 0.11 -0.11 0.00
MONTH TO DATE 2.35 2.54 -0.19 4.73
SINCE DEC 1 2.35 2.54 -0.19 4.73
SINCE JAN 1 33.38 42.48 -9.10 33.76
SNOWFALL (IN)
TODAY 0.0 7.5 1963 0.1 -0.1 0.0
MONTH TO DATE T 1.9 -1.9 0.5
SINCE DEC 1 T 1.9 -1.9 0.5
SINCE JUL 1 T 2.2 -2.2 0.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 40 29 11 25
MONTH TO DATE 654 609 45 530
SINCE DEC 1 654 609 45 530
SINCE JUL 1 1322 1509 -187 1301
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1586 1231 355 1380
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 3.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 6:00 AM
LOWEST 45 2:00 PM
AVERAGE 63
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 71 2015
MINIMUM TEMPERATURE (F) 28 1 1983
SUNRISE AND SUNSET
DECEMBER 23 2024......SUNRISE 7:26 AM EST SUNSET 4:52 PM EST
DECEMBER 24 2024......SUNRISE 7:26 AM EST SUNSET 4:53 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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