729
CDUS41 KLWX 020536
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1236 AM EST THU JAN 02 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 1 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 49 12:41 PM 68 2005 43 6 43
MINIMUM 37 11:59 PM -6 1968 27 10 35
AVERAGE 43 35 8 39
PRECIPITATION (IN)
YESTERDAY 0.00 1.73 2003 0.09 -0.09 0.01
MONTH TO DATE 0.00 0.09 -0.09 0.01
SINCE DEC 1 3.34 3.39 -0.05 5.76
SINCE JAN 1 0.00 0.09 -0.09 0.01
SNOWFALL (IN)
YESTERDAY 0.0 6.9 1971 0.1 -0.1 T
MONTH TO DATE 0.0 0.1 -0.1 T
SINCE DEC 1 0.1 2.9 -2.8 0.5
SINCE JUL 1 0.1 3.2 -3.1 0.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 22 30 -8 26
MONTH TO DATE 22 30 -8 26
SINCE DEC 1 851 875 -24 701
SINCE JUL 1 1519 1775 -256 1472
COOLING
YESTERDAY 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
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WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 15.9
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 46 2:00 PM
AVERAGE 73
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 67 2000
MINIMUM TEMPERATURE (F) 26 -7 1968
SUNRISE AND SUNSET
JANUARY 2 2025.......SUNRISE 7:29 AM EST SUNSET 5:00 PM EST
JANUARY 3 2025.......SUNRISE 7:29 AM EST SUNSET 5:00 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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