022
CDUS41 KLWX 122122
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
422 PM EST MON JAN 12 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 12 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 49 3:59 PM 70 2017 42 7 41
2018
MINIMUM 31 4:05 AM -4 1977 25 6 25
AVERAGE 40 34 6 33
PRECIPITATION (IN)
TODAY 0.00 0.91 2018 0.09 -0.09 0.00
MONTH TO DATE 1.23 1.12 0.11 0.81
SINCE DEC 1 2.53 4.42 -1.89 4.15
SINCE JAN 1 1.23 1.12 0.11 0.81
SNOWFALL (IN)
TODAY 0.0 6.1 1996 0.3 -0.3 0.0
MONTH TO DATE 0.1 2.0 -1.9 8.8
SINCE DEC 1 2.1 4.8 -2.7 8.9
SINCE JUL 1 2.1 5.1 -3.0 8.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 25 31 -6 32
MONTH TO DATE 319 368 -49 414
SINCE DEC 1 1253 1213 40 1243
SINCE JUL 1 2046 2113 -67 1911
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 21 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.0
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 61 4:00 AM
LOWEST 24 4:00 PM
AVERAGE 43
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 69 2005
MINIMUM TEMPERATURE (F) 25 -3 1977
1981
SUNRISE AND SUNSET
JANUARY 12 2026.......SUNRISE 7:28 AM EST SUNSET 5:09 PM EST
JANUARY 13 2026.......SUNRISE 7:28 AM EST SUNSET 5:10 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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