093
CDUS41 KLWX 160525
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
125 AM EDT WED AUG 16 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 15 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 93 1:19 PM 102 1988 87 6 73
MINIMUM 72 8:17 PM 45 1964 66 6 66
AVERAGE 83 76 7 70
PRECIPITATION (IN)
YESTERDAY 0.47 2.18 2019 0.11 0.36 T
MONTH TO DATE 1.84 1.74 0.10 1.98
SINCE JUN 1 9.23 10.19 -0.96 9.96
SINCE JAN 1 19.21 27.43 -8.22 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 18 11 7 5
MONTH TO DATE 187 175 12 211
SINCE JUN 1 842 791 51 864
SINCE JAN 1 916 897 19 993
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WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 4.2
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 9:00 PM
LOWEST 47 1:00 PM
AVERAGE 71
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 100 1997
MINIMUM TEMPERATURE (F) 65 46 1979
SUNRISE AND SUNSET
AUGUST 16 2023........SUNRISE 6:24 AM EDT SUNSET 8:04 PM EDT
AUGUST 17 2023........SUNRISE 6:25 AM EDT SUNSET 8:02 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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