484
CDUS41 KLWX 190544
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1244 AM EST THU DEC 19 2024
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 18 2024
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 57 4:58 PM 74 2006 48 9 57
MINIMUM 38 7:23 AM 10 1919 34 4 40
1926
AVERAGE 48 41 7 49
PRECIPITATION (IN)
YESTERDAY 0.10 2.81 1977 0.12 -0.02 0.49
MONTH TO DATE 1.78 2.08 -0.30 5.07
SINCE DEC 1 1.78 2.08 -0.30 5.07
SINCE JAN 1 36.47 40.49 -4.02 34.32
SNOWFALL (IN)
YESTERDAY 0.0 3.0 1916 0.0 0.0 0.0
1945
MONTH TO DATE T 0.8 -0.8 0.1
SINCE DEC 1 T 0.8 -0.8 0.1
SINCE JUL 1 T 0.9 -0.9 0.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 17 24 -7 16
MONTH TO DATE 410 396 14 347
SINCE DEC 1 410 396 14 347
SINCE JUL 1 833 1042 -209 936
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 2029 1737 292 1681
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 5.1
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 4:00 AM
LOWEST 42 1:00 PM
AVERAGE 66
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THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 74 1924
MINIMUM TEMPERATURE (F) 34 6 1884
SUNRISE AND SUNSET
DECEMBER 19 2024......SUNRISE 7:22 AM EST SUNSET 4:49 PM EST
DECEMBER 20 2024......SUNRISE 7:23 AM EST SUNSET 4:49 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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