259
CDUS41 KLWX 182122
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
422 PM EST TUE FEB 18 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 18 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 36 3:36 PM 75 2011 47 -11 51
MINIMUM 24 8:11 AM -14 1979 27 -3 20
AVERAGE 30 37 -7 36
PRECIPITATION (IN)
TODAY 0.00 1.29 1964 0.10 -0.10 0.00
MONTH TO DATE 2.42 1.66 0.76 1.23
SINCE DEC 1 7.76 7.90 -0.14 12.98
SINCE JAN 1 4.42 4.60 -0.18 7.23
SNOWFALL (IN)
TODAY 0.0 2.5 1964 0.2 -0.2 0.0
1979
MONTH TO DATE 4.9 4.8 0.1 1.7
SINCE DEC 1 15.5 14.5 1.0 11.7
SINCE JUL 1 15.5 14.8 0.7 11.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 35 28 7 29
MONTH TO DATE 493 532 -39 407
SINCE DEC 1 2390 2341 49 1949
SINCE JUL 1 3058 3241 -183 2720
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 3
SINCE JAN 1 0 0 0 3
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 12.3
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 42 2:00 AM
LOWEST 23 4:00 PM
AVERAGE 33
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 47 71 1997
MINIMUM TEMPERATURE (F) 27 6 2015
SUNRISE AND SUNSET
FEBRUARY 18 2025......SUNRISE 6:57 AM EST SUNSET 5:51 PM EST
FEBRUARY 19 2025......SUNRISE 6:56 AM EST SUNSET 5:52 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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