270
CDUS41 KLWX 222127
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
427 PM EST THU JAN 22 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 22 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 56 2:01 PM 68 1986 42 14 20
MINIMUM 33 7:50 AM -18 1984 25 8 8
AVERAGE 45 34 11 14
PRECIPITATION (IN)
TODAY 0.00 1.18 1987 0.09 -0.09 0.00
MONTH TO DATE 1.34 2.08 -0.74 1.15
SINCE DEC 1 2.64 5.38 -2.74 4.49
SINCE JAN 1 1.34 2.08 -0.74 1.15
SNOWFALL (IN)
TODAY 0.0 11.1 1987 0.2 -0.2 0.0
MONTH TO DATE 0.4 4.4 -4.0 10.5
SINCE DEC 1 2.4 7.2 -4.8 10.6
SINCE JUL 1 2.4 7.5 -5.1 10.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 20 31 -11 51
MONTH TO DATE 638 678 -40 796
SINCE DEC 1 1572 1523 49 1625
SINCE JUL 1 2365 2423 -58 2293
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 22 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 9.3
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 56 8:00 AM
LOWEST 20 2:00 PM
AVERAGE 38
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 72 1967
MINIMUM TEMPERATURE (F) 25 -4 1970
1978
SUNRISE AND SUNSET
JANUARY 22 2026.......SUNRISE 7:24 AM EST SUNSET 5:20 PM EST
JANUARY 23 2026.......SUNRISE 7:23 AM EST SUNSET 5:21 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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