193
CDUS41 KLWX 310523
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
123 AM EDT THU AUG 31 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 30 2023
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)
YESTERDAY
MAXIMUM 89 2:04 PM 99 1991 85 4 94
MINIMUM 70 11:59 PM 41 1986 63 7 70
AVERAGE 80 74 6 82
PRECIPITATION (IN)
YESTERDAY 0.00 1.21 1978 0.11 -0.11 0.16
MONTH TO DATE 1.85 3.42 -1.57 2.30
SINCE JUN 1 9.24 11.87 -2.63 10.28
SINCE JAN 1 19.22 29.11 -9.89 27.50
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 5 13 -8 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 15 9 6 17
MONTH TO DATE 376 326 50 388
SINCE JUN 1 1031 942 89 1041
SINCE JAN 1 1105 1048 57 1170
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 11.3
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 4:00 AM
LOWEST 33 4:00 PM
AVERAGE 64
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 98 1991
MINIMUM TEMPERATURE (F) 63 43 1976
SUNRISE AND SUNSET
AUGUST 31 2023........SUNRISE 6:38 AM EDT SUNSET 7:42 PM EDT
SEPTEMBER 1 2023.....SUNRISE 6:38 AM EDT SUNSET 7:40 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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