298
CDUS41 KLWX 312125
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
425 PM EST FRI JAN 31 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 31 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 50 3:53 PM 66 2012 43 7 43
MINIMUM 41 3:53 AM -7 1965 25 16 29
AVERAGE 46 34 12 36
PRECIPITATION (IN)
TODAY 0.58 0.68 1985 0.09 0.49 T
MONTH TO DATE 1.74 2.94 -1.20 6.00
SINCE DEC 1 5.08 6.24 -1.16 11.75
SINCE JAN 1 1.74 2.94 -1.20 6.00
SNOWFALL (IN)
TODAY 0.0 4.7 1985 0.3 -0.3 0.0
MONTH TO DATE 10.5 6.9 3.6 9.5
SINCE DEC 1 10.6 9.7 0.9 10.0
SINCE JUL 1 10.6 10.0 0.6 10.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 19 31 -12 29
MONTH TO DATE 1068 957 111 867
SINCE DEC 1 1897 1802 95 1542
SINCE JUL 1 2565 2702 -137 2313
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 3
SINCE DEC 1 0 0 0 3
SINCE JAN 1 0 0 0 3
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 9.0
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 2:00 PM
LOWEST 67 12:00 AM
AVERAGE 80
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 75 2002
MINIMUM TEMPERATURE (F) 25 2 1965
SUNRISE AND SUNSET
JANUARY 31 2025.......SUNRISE 7:17 AM EST SUNSET 5:30 PM EST
FEBRUARY 1 2025......SUNRISE 7:16 AM EST SUNSET 5:31 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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