437
CDUS41 KLWX 172132
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
432 PM EST SUN DEC 17 2023
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 17 2023
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 56 1:28 PM 65 2021 48 8 50
MINIMUM 42 1:58 AM 10 1876 34 8 36
AVERAGE 49 41 8 43
PRECIPITATION (IN)
TODAY 0.02 2.43 1888 0.11 -0.09 0.00
MONTH TO DATE 2.68 1.96 0.72 2.41
SINCE DEC 1 2.68 1.96 0.72 2.41
SINCE JAN 1 31.93 40.37 -8.44 42.06
SNOWFALL (IN)
TODAY 0.0 11.5 1932 0.1 -0.1 0.0
MONTH TO DATE 0.1 0.8 -0.7 0.0
SINCE DEC 1 0.1 0.8 -0.7 0.0
SINCE JUL 1 0.1 0.9 -0.8 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 16 24 -8 22
MONTH TO DATE 331 372 -41 366
SINCE DEC 1 331 372 -41 366
SINCE JUL 1 920 1018 -98 979
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1710 1737 -27 1793
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 6.2
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 9:00 AM
LOWEST 82 12:00 AM
AVERAGE 90
......................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 74 2006
MINIMUM TEMPERATURE (F) 34 10 1919
1926
SUNRISE AND SUNSET
DECEMBER 17 2023......SUNRISE 7:21 AM EST SUNSET 4:48 PM EST
DECEMBER 18 2023......SUNRISE 7:21 AM EST SUNSET 4:48 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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