Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 212123
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
523 PM EDT SUN APR 21 2024

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 21 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         54   3:59 PM  89    1985  69    -15       88
  MINIMUM         46   6:08 AM  29    1983  45      1       52
  AVERAGE         50                        57     -7       70

PRECIPITATION (IN)
  TODAY            0.00          2.20 1992   0.12  -0.12     0.00
  MONTH TO DATE    1.45                      2.33  -0.88     0.36
  SINCE MAR 1      5.34                      5.83  -0.49     1.93
  SINCE JAN 1     12.79                     11.38   1.41     5.56

SNOWFALL (IN)
  TODAY           MM             0.0  2001   0.0   MM        0.0
  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      MM

DEGREE DAYS
 HEATING
  TODAY           15                         9      6        0
  MONTH TO DATE  160                       253    -93      131
  SINCE MAR 1    624                       900   -276      701
  SINCE JUL 1   3588                      4410   -822     3665

 COOLING
  TODAY            0                         1     -1        5
  MONTH TO DATE   19                        10      9       44
  SINCE MAR 1     19                        12      7       45
  SINCE JAN 1     22                        12     10       45
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     N (360)
  AVERAGE WIND SPEED     6.0


SKY COVER
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    45           6:00 AM
 LOWEST     36          11:00 AM
 AVERAGE    41

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        92      1985
 MINIMUM TEMPERATURE (F)   45        27      1975


SUNRISE AND SUNSET
APRIL 21 2024.........SUNRISE   6:24 AM EDT   SUNSET   7:53 PM EDT
APRIL 22 2024.........SUNRISE   6:23 AM EDT   SUNSET   7:54 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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