308
CDUS41 KLWX 220528
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
128 AM EDT TUE AUG 22 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 21 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 94 3:10 PM 96 1962 86 8 79
MINIMUM 64 5:23 AM 47 1976 65 -1 70
AVERAGE 79 75 4 75
PRECIPITATION (IN)
YESTERDAY 0.00 2.72 2018 0.10 -0.10 0.05
MONTH TO DATE 1.84 2.38 -0.54 2.10
SINCE JUN 1 9.23 10.83 -1.60 10.08
SINCE JAN 1 19.21 28.07 -8.86 27.30
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 0
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 14 10 4 10
MONTH TO DATE 252 239 13 261
SINCE JUN 1 907 855 52 914
SINCE JAN 1 981 961 20 1043
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WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 3.2
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 5:00 AM
LOWEST 39 12:00 PM
AVERAGE 65
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 101 1983
MINIMUM TEMPERATURE (F) 65 51 1969
1976
SUNRISE AND SUNSET
AUGUST 22 2023........SUNRISE 6:29 AM EDT SUNSET 7:55 PM EDT
AUGUST 23 2023........SUNRISE 6:30 AM EDT SUNSET 7:54 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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