226
CDUS41 KLWX 150522
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT TUE AUG 15 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 14 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 92 1:37 PM 100 1985 87 5 82
MINIMUM 66 4:58 AM 49 1983 66 0 62
AVERAGE 79 76 3 72
PRECIPITATION (IN)
YESTERDAY 0.13 1.12 2008 0.11 0.02 0.18
MONTH TO DATE 1.37 1.63 -0.26 1.98
SINCE JUN 1 8.76 10.08 -1.32 9.96
SINCE JAN 1 18.74 27.32 -8.58 27.18
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 11 3 7
MONTH TO DATE 169 164 5 206
SINCE JUN 1 824 780 44 859
SINCE JAN 1 898 886 12 988
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 5.4
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 8:00 PM
LOWEST 49 1:00 PM
AVERAGE 72
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 102 1988
MINIMUM TEMPERATURE (F) 66 45 1964
SUNRISE AND SUNSET
AUGUST 15 2023........SUNRISE 6:23 AM EDT SUNSET 8:05 PM EDT
AUGUST 16 2023........SUNRISE 6:24 AM EDT SUNSET 8:04 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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