012
CDUS41 KLWX 080533
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
133 AM EDT FRI SEP 08 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 7 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 97R 12:25 PM 95 1983 82 15 77
1985
MINIMUM 71 11:59 PM 41 1976 61 10 68
AVERAGE 84 72 12 73
PRECIPITATION (IN)
YESTERDAY 0.04 1.11 2011 0.12 -0.08 0.62
MONTH TO DATE 0.04 0.85 -0.81 1.91
SINCE SEP 1 0.04 0.85 -0.81 1.91
SINCE JAN 1 19.26 30.07 -10.81 29.41
SNOWFALL (IN)
YESTERDAY T MM MM 0.0 0.0 0.0
MONTH TO DATE T 0.0 0.0 0.0
SINCE SEP 1 T 0.0 0.0 0.0
SINCE JUL 1 T 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 SEP 1 0 0 0 0
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 19 7 12 8
MONTH TO DATE 110 54 56 83
SINCE SEP 1 110 54 56 83
SINCE JAN 1 1225 1110 115 1261
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WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 4.0
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HAIL
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 6:00 AM
LOWEST 40 11:00 AM
AVERAGE 64
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 96 2016
MINIMUM TEMPERATURE (F) 61 43 1984
SUNRISE AND SUNSET
SEPTEMBER 8 2023.....SUNRISE 6:45 AM EDT SUNSET 7:30 PM EDT
SEPTEMBER 9 2023.....SUNRISE 6:46 AM EDT SUNSET 7:28 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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