524
CDUS41 KLWX 152133
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
433 PM EST THU JAN 15 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 15 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 44 2:01 AM 68 2007 42 2 30
MINIMUM 28 7:54 AM -7 1964 25 3 19
AVERAGE 36 34 2 25
PRECIPITATION (IN)
TODAY 0.01 1.56 1995 0.09 -0.08 0.00
MONTH TO DATE 1.24 1.41 -0.17 0.81
SINCE DEC 1 2.54 4.71 -2.17 4.15
SINCE JAN 1 1.24 1.41 -0.17 0.81
SNOWFALL (IN)
TODAY 0.0 4.1 2024 0.3 -0.3 0.0
MONTH TO DATE 0.1 2.7 -2.6 8.8
SINCE DEC 1 2.1 5.5 -3.4 8.9
SINCE JUL 1 2.1 5.8 -3.7 8.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 29 31 -2 40
MONTH TO DATE 394 461 -67 521
SINCE DEC 1 1328 1306 22 1350
SINCE JUL 1 2121 2206 -85 2018
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 25 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 16.7
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 1:00 AM
LOWEST 30 2:00 PM
AVERAGE 55
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 65 1974
MINIMUM TEMPERATURE (F) 25 -4 1964
SUNRISE AND SUNSET
JANUARY 15 2026.......SUNRISE 7:27 AM EST SUNSET 5:12 PM EST
JANUARY 16 2026.......SUNRISE 7:27 AM EST SUNSET 5:13 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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