Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 102126
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
526 PM EDT TUE SEP 10 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 10 2024...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 85 2:25 PM 99 1983 82 3 84
MINIMUM 49 5:47 AM 43 1981 60 -11 67
AVERAGE 67 71 -4 76
PRECIPITATION (IN)
TODAY 0.00 1.50 1968 0.12 -0.12 T
MONTH TO DATE T 1.22 -1.22 1.24
SINCE SEP 1 T 1.22 -1.22 1.24
SINCE JAN 1 25.78 30.44 -4.66 20.46
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 T
SINCE SEP 1 0.0 0.0 0.0 T
SINCE JUL 1 0.0 0.0 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 11 1 10 0
SINCE SEP 1 11 1 10 0
SINCE JUL 1 13 2 11 0
COOLING
TODAY 2 6 -4 11
MONTH TO DATE 23 74 -51 151
SINCE SEP 1 23 74 -51 151
SINCE JAN 1 1437 1130 307 1266
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 3.2
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 36 10:00 AM
AVERAGE 65
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 99 1983
MINIMUM TEMPERATURE (F) 60 40 1976
SUNRISE AND SUNSET
SEPTEMBER 10 2024.....SUNRISE 6:47 AM EDT SUNSET 7:25 PM EDT
SEPTEMBER 11 2024.....SUNRISE 6:48 AM EDT SUNSET 7:24 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$