965
CDUS41 KLWX 012147
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
447 PM EST SUN FEB 01 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 1 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 27 3:59 PM 75 2002 43 -16 51
MINIMUM 12 8:41 AM 2 1965 25 -13 28
AVERAGE 20 34 -14 40
PRECIPITATION (IN)
TODAY 0.00 1.44 2008 0.09 -0.09 0.00
MONTH TO DATE 0.00 0.09 -0.09 0.00
SINCE DEC 1 4.48 6.33 -1.85 5.34
SINCE JAN 1 3.18 3.03 0.15 2.00
SNOWFALL (IN)
TODAY MM 2.5 2021 0.3 MM 0.0
MONTH TO DATE MM 0.3 MM 0.0
SINCE DEC 1 10.2 10.0 0.2 10.6
SINCE JUL 1 10.2 10.3 -0.1 10.6
SNOW DEPTH 6
DEGREE DAYS
HEATING
TODAY 45 31 14 25
MONTH TO DATE 45 31 14 25
SINCE DEC 1 2037 1840 197 1922
SINCE JUL 1 2830 2740 90 2590
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 26 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 18.0
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 61 5:00 AM
LOWEST 35 3:00 PM
AVERAGE 48
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 44 68 1990
MINIMUM TEMPERATURE (F) 25 5 2004
SUNRISE AND SUNSET
FEBRUARY 1 2026......SUNRISE 7:16 AM EST SUNSET 5:31 PM EST
FEBRUARY 2 2026......SUNRISE 7:15 AM EST SUNSET 5:32 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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