335
CDUS41 KLWX 072121
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
521 PM EDT THU SEP 07 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 7 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 97R 12:25 PM 95 1983 82 15 77
1985
MINIMUM 73 4:11 AM 41 1976 61 12 68
AVERAGE 85 72 13 73
PRECIPITATION (IN)
TODAY T 1.11 2011 0.12 -0.12 0.62
MONTH TO DATE T 0.85 -0.85 1.91
SINCE SEP 1 T 0.85 -0.85 1.91
SINCE JAN 1 19.22 30.07 -10.85 29.41
SNOWFALL (IN)
TODAY 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
TODAY 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
TODAY 20 7 13 8
MONTH TO DATE 111 54 57 83
SINCE SEP 1 111 54 57 83
SINCE JAN 1 1226 1110 116 1261
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 3.8
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HAIL
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 6:00 AM
LOWEST 40 11:00 AM
AVERAGE 64
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 96 2016
MINIMUM TEMPERATURE (F) 61 43 1984
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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