171
CDUS41 KLWX 172128
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
428 PM EST WED JAN 17 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 17 2024
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 30 3:18 PM 70 1990 42 -12 47
MINIMUM 8 7:26 AM -7 1982 25 -17 34
AVERAGE 19 34 -15 41
PRECIPITATION (IN)
TODAY 0.00 1.14 1994 0.10 -0.10 0.08
MONTH TO DATE 3.96 1.61 2.35 0.46
SINCE DEC 1 9.71 4.91 4.80 5.41
SINCE JAN 1 3.96 1.61 2.35 0.46
SNOWFALL (IN)
TODAY 0.0 4.2 1965 0.3 -0.3 0.0
MONTH TO DATE 4.4 3.2 1.2 0.0
SINCE DEC 1 4.9 6.0 -1.1 T
SINCE JUL 1 4.9 6.3 -1.4 T
SNOW DEPTH 3
DEGREE DAYS
HEATING
TODAY 46 31 15 24
MONTH TO DATE 485 523 -38 369
SINCE DEC 1 1160 1368 -208 1231
SINCE JUL 1 1931 2268 -337 2065
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 17 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.4
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 66 6:00 AM
LOWEST 28 3:00 PM
AVERAGE 47
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 70 1990
MINIMUM TEMPERATURE (F) 25 -1 1994
SUNRISE AND SUNSET
JANUARY 17 2024.......SUNRISE 7:26 AM EST SUNSET 5:14 PM EST
JANUARY 18 2024.......SUNRISE 7:26 AM EST SUNSET 5:15 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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