844
CDUS41 KLWX 112140
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
440 PM EST SAT JAN 11 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 11 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 3:15 PM 71 1975 42 -6 54
MINIMUM 25 8:42 AM -5 1988 25 0 28
AVERAGE 31 34 -3 41
PRECIPITATION (IN)
TODAY 0.05 0.90 1991 0.10 -0.05 0.00
MONTH TO DATE 0.80 1.03 -0.23 2.74
SINCE DEC 1 4.14 4.33 -0.19 8.49
SINCE JAN 1 0.80 1.03 -0.23 2.74
SNOWFALL (IN)
TODAY 1.0 2.2 1991 0.2 0.8 0.0
MONTH TO DATE 8.0 1.7 6.3 T
SINCE DEC 1 8.1 4.5 3.6 0.5
SINCE JUL 1 8.1 4.8 3.3 0.5
SNOW DEPTH 5
DEGREE DAYS
HEATING
TODAY 34 31 3 24
MONTH TO DATE 382 337 45 280
SINCE DEC 1 1211 1182 29 955
SINCE JUL 1 1879 2082 -203 1726
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 31 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 9.9
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
SNOW
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 12:00 AM
LOWEST 47 4:00 PM
AVERAGE 68
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 70 2017
2018
MINIMUM TEMPERATURE (F) 25 -4 1977
SUNRISE AND SUNSET
JANUARY 11 2025.......SUNRISE 7:28 AM EST SUNSET 5:08 PM EST
JANUARY 12 2025.......SUNRISE 7:28 AM EST SUNSET 5:09 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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