599
CDUS41 KLWX 192130
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
430 PM EST FRI JAN 19 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 19 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 32 1:19 AM 65 1972 42 -10 44
MINIMUM 28 10:36 AM -6 1994 25 3 39
AVERAGE 30 34 -4 42
PRECIPITATION (IN)
TODAY 0.29 1.36 1987 0.09 0.20 0.03
MONTH TO DATE 4.25 1.79 2.46 0.49
SINCE DEC 1 10.00 5.09 4.91 5.44
SINCE JAN 1 4.25 1.79 2.46 0.49
SNOWFALL (IN)
TODAY 4.5 R 4.3 1978 0.3 4.2 0.0
MONTH TO DATE 8.9 3.7 5.2 0.0
SINCE DEC 1 9.4 6.5 2.9 T
SINCE JUL 1 9.4 6.8 2.6 T
SNOW DEPTH 6
DEGREE DAYS
HEATING
TODAY 35 31 4 23
MONTH TO DATE 562 585 -23 408
SINCE DEC 1 1237 1430 -193 1270
SINCE JUL 1 2008 2330 -322 2104
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 4:00 AM
LOWEST 61 2:00 AM
AVERAGE 75
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 63 2006
MINIMUM TEMPERATURE (F) 25 -7 1985
SUNRISE AND SUNSET
JANUARY 19 2024.......SUNRISE 7:25 AM EST SUNSET 5:16 PM EST
JANUARY 20 2024.......SUNRISE 7:25 AM EST SUNSET 5:17 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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