862
CDUS41 KLWX 070523
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1223 AM EST THU DEC 07 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR DECEMBER 6 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 46 12:48 PM 79 1998 49 -3 50
MINIMUM 36 11:59 PM 9 2002 31 5 28
AVERAGE 41 40 1 39
PRECIPITATION (IN)
YESTERDAY T 1.03 2016 0.12 -0.12 0.04
MONTH TO DATE 0.69 0.69 0.00 0.37
SINCE DEC 1 0.69 0.69 0.00 0.37
SINCE JAN 1 29.72 40.63 -10.91 36.18
SNOWFALL (IN)
YESTERDAY 0.0 1.0 2003 0.1 -0.1 0.0
MONTH TO DATE 0.0 0.4 -0.4 0.0
SINCE DEC 1 0.0 0.4 -0.4 0.0
SINCE JUL 1 T 0.7 -0.7 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 24 25 -1 26
MONTH TO DATE 114 147 -33 152
SINCE DEC 1 114 147 -33 152
SINCE JUL 1 885 1047 -162 986
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 25 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 11.1
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 4:00 AM
LOWEST 43 4:00 PM
AVERAGE 65
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 77 1998
MINIMUM TEMPERATURE (F) 31 1 2002
SUNRISE AND SUNSET
DECEMBER 7 2023......SUNRISE 7:15 AM EST SUNSET 4:47 PM EST
DECEMBER 8 2023......SUNRISE 7:16 AM EST SUNSET 4:47 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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