Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 110524
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
124 AM EDT THU APR 11 2024

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 10 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         80   3:00 PM  89    2013  65     15       67
  MINIMUM         61   7:12 AM  19    1985  41     20       37
  AVERAGE         71                        53     18       52

PRECIPITATION (IN)
  YESTERDAY        T             0.84 1983   0.12  -0.12     0.00
  MONTH TO DATE    1.28                      1.11   0.17     0.34
  SINCE MAR 1      5.17                      4.61   0.56     1.91
  SINCE JAN 1     12.62                     10.16   2.46     5.54

SNOWFALL (IN)
  YESTERDAY        0.0           T    1973   0.0    0.0      0.0
                                      1996
  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
  YESTERDAY        0                        12    -12       13
  MONTH TO DATE  119                       139    -20       99
  SINCE MAR 1    583                       786   -203      669
  SINCE JUL 1   3547                      4296   -749     3633

 COOLING
  YESTERDAY        6                         0      6        0
  MONTH TO DATE    6                         0      6       18
  SINCE MAR 1      6                         2      4       19
  SINCE JAN 1      9                         2      7       19
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     5.9


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           7:00 AM
 LOWEST     42           3:00 PM
 AVERAGE    60

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   65        87      1977
 MINIMUM TEMPERATURE (F)   42        25      1960
                                             1970
                                             1971


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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