811
CDUS41 KLWX 062125
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
525 PM EDT WED SEP 06 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 6 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 3:56 PM 98 1983 83 16 88
MINIMUM 69 5:54 AM 45 1972 61 8 71
1976
AVERAGE 84 72 12 80
PRECIPITATION (IN)
TODAY 0.00 5.11 2008 0.12 -0.12 1.17
MONTH TO DATE 0.00 0.73 -0.73 1.29
SINCE SEP 1 0.00 0.73 -0.73 1.29
SINCE JAN 1 19.22 29.95 -10.73 28.79
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 19 7 12 15
MONTH TO DATE 90 47 43 75
SINCE SEP 1 90 47 43 75
SINCE JAN 1 1205 1103 102 1253
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 3.4
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 6:00 AM
LOWEST 31 3:00 PM
AVERAGE 59
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 95 1983
1985
MINIMUM TEMPERATURE (F) 61 41 1976
SUNRISE AND SUNSET
SEPTEMBER 6 2023.....SUNRISE 6:43 AM EDT SUNSET 7:33 PM EDT
SEPTEMBER 7 2023.....SUNRISE 6:44 AM EDT SUNSET 7:31 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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