Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 112133
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
533 PM EDT THU APR 11 2024

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 11 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         71   1:28 PM  87    1977  65      6       79
  MINIMUM         64   6:24 AM  25    1960  42     22       41
                                      1970
                                      1971
  AVERAGE         68                        54     14       60

PRECIPITATION (IN)
  TODAY            0.01          0.74 2009   0.11  -0.10     0.00
  MONTH TO DATE    1.29                      1.22   0.07     0.34
  SINCE MAR 1      5.18                      4.72   0.46     1.91
  SINCE JAN 1     12.63                     10.27   2.36     5.54

SNOWFALL (IN)
  TODAY            0.0           T    1973   0.0    0.0      0.0
                                      1986
  MONTH TO DATE    T                         0.1   -0.1      0.0
  SINCE MAR 1      T                         4.0   -4.0       T
  SINCE JUL 1     11.7                      21.0   -9.3      0.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                        12    -12        5
  MONTH TO DATE  119                       151    -32      104
  SINCE MAR 1    583                       798   -215      674
  SINCE JUL 1   3547                      4308   -761     3638

 COOLING
  TODAY            3                         0      3        0
  MONTH TO DATE    9                         0      9       18
  SINCE MAR 1      9                         2      7       19
  SINCE JAN 1     12                         2     10       19
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED    11.1


SKY COVER
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           5:00 AM
 LOWEST     66           1:00 PM
 AVERAGE    73

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        87      1977
 MINIMUM TEMPERATURE (F)   42        23      1982


SUNRISE AND SUNSET
APRIL 11 2024.........SUNRISE   6:38 AM EDT   SUNSET   7:44 PM EDT
APRIL 12 2024.........SUNRISE   6:37 AM EDT   SUNSET   7:45 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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