737
CDUS41 KLWX 042129
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
529 PM EDT MON SEP 04 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 4 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 99R 2:41 PM 95 1985 83 16 90
MINIMUM 70 5:02 AM 48 1997 62 8 68
AVERAGE 85 73 12 79
PRECIPITATION (IN)
TODAY 0.00 1.29 1996 0.12 -0.12 0.00
MONTH TO DATE 0.00 0.49 -0.49 0.00
SINCE SEP 1 0.00 0.49 -0.49 0.00
SINCE JAN 1 19.22 29.71 -10.49 27.50
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 1 -1 0
COOLING
TODAY 20 8 12 14
MONTH TO DATE 49 32 17 46
SINCE SEP 1 49 32 17 46
SINCE JAN 1 1164 1088 76 1224
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 6.2
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 6:00 AM
LOWEST 32 2:00 PM
AVERAGE 58
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 96 1985
MINIMUM TEMPERATURE (F) 62 42 1997
SUNRISE AND SUNSET
SEPTEMBER 4 2023.....SUNRISE 6:41 AM EDT SUNSET 7:36 PM EDT
SEPTEMBER 5 2023.....SUNRISE 6:42 AM EDT SUNSET 7:34 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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