736
CDUS41 KLWX 070529
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
129 AM EDT THU SEP 07 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 6 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 100R 4:05 PM 98 1983 83 17 88
MINIMUM 69 5:54 AM 45 1972 61 8 71
1976
AVERAGE 85 72 13 80
PRECIPITATION (IN)
YESTERDAY 0.00 5.11 2008 0.12 -0.12 1.17
MONTH TO DATE 0.00 0.73 -0.73 1.29
SINCE SEP 1 0.00 0.73 -0.73 1.29
SINCE JAN 1 19.22 29.95 -10.73 28.79
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 SEP 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 SEP 1 0 0 0 0
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 20 7 13 15
MONTH TO DATE 91 47 44 75
SINCE SEP 1 91 47 44 75
SINCE JAN 1 1206 1103 103 1253
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WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 3.5
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 6:00 AM
LOWEST 31 3:00 PM
AVERAGE 59
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 95 1983
1985
MINIMUM TEMPERATURE (F) 61 41 1976
SUNRISE AND SUNSET
SEPTEMBER 7 2023.....SUNRISE 6:44 AM EDT SUNSET 7:31 PM EDT
SEPTEMBER 8 2023.....SUNRISE 6:45 AM EDT SUNSET 7:30 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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