597
CDUS41 KLWX 240523
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1223 AM EST SUN DEC 24 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR DECEMBER 23 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 48 4:04 PM 68 1990 45 3 45
MINIMUM 31 5:13 AM 4 1989 28 3 10
AVERAGE 40 36 4 28
PRECIPITATION (IN)
YESTERDAY 0.00 1.30 2004 0.11 -0.11 0.22
MONTH TO DATE 4.73 2.54 2.19 4.70
SINCE DEC 1 4.73 2.54 2.19 4.70
SINCE JAN 1 33.76 42.48 -8.72 40.51
SNOWFALL (IN)
YESTERDAY 0.0 7.5 1963 0.1 -0.1 T
MONTH TO DATE 0.5 1.9 -1.4 T
SINCE DEC 1 0.5 1.9 -1.4 T
SINCE JUL 1 0.5 2.2 -1.7 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 25 29 -4 37
MONTH TO DATE 530 609 -79 612
SINCE DEC 1 530 609 -79 612
SINCE JUL 1 1301 1509 -208 1446
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1380 1231 149 1376
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 4.0
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 10:00 PM
LOWEST 66 3:00 PM
AVERAGE 78
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 71 2015
MINIMUM TEMPERATURE (F) 28 1 1983
SUNRISE AND SUNSET
DECEMBER 24 2023......SUNRISE 7:26 AM EST SUNSET 4:52 PM EST
DECEMBER 25 2023......SUNRISE 7:27 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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