Climatological Report (Daily)
Issued by NWS Sterling, VA

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091
CDUS41 KLWX 250527
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
127 AM EDT WED SEP 25 2024

...................................

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 24 2024...

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)
 YESTERDAY
  MAXIMUM         66   3:14 PM  97    2010  76    -10       71
  MINIMUM         61   6:23 AM  30    1974  55      6       61
  AVERAGE         64                        65     -1       66

PRECIPITATION (IN)
  YESTERDAY        0.22          2.17 2001   0.13   0.09     1.29
  MONTH TO DATE    1.05                      3.11  -2.06     6.48
  SINCE SEP 1      1.05                      3.11  -2.06     6.48
  SINCE JAN 1     26.83                     32.33  -5.50    25.70

SNOWFALL (IN)
  YESTERDAY        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
  YESTERDAY        1                         2     -1        0
  MONTH TO DATE   12                        22    -10        6
  SINCE SEP 1     12                        22    -10        6
  SINCE JUL 1     14                        23     -9        6

 COOLING
  YESTERDAY        0                         3     -3        1
  MONTH TO DATE   97                       137    -40      210
  SINCE SEP 1     97                       137    -40      210
  SINCE JAN 1   1511                      1193    318     1325
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (110)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     E (110)
  AVERAGE WIND SPEED     6.1


SKY COVER
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97          10:00 AM
 LOWEST     90           4:00 AM
 AVERAGE    94

..........................................................


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        93      2010
 MINIMUM TEMPERATURE (F)   54        33      1983


SUNRISE AND SUNSET
SEPTEMBER 25 2024.....SUNRISE   7:01 AM EDT   SUNSET   7:01 PM EDT
SEPTEMBER 26 2024.....SUNRISE   7:02 AM EDT   SUNSET   6:59 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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