Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 100522
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT WED APR 10 2024

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 9 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   2:47 PM  89    2001  65     15       63
  MINIMUM         49   6:09 AM  23    1977  41      8       30
  AVERAGE         65                        53     12       47

PRECIPITATION (IN)
  YESTERDAY        0.00          1.02 1998   0.11  -0.11     0.00
  MONTH TO DATE    1.28                      0.99   0.29     0.34
  SINCE MAR 1      5.17                      4.49   0.68     1.91
  SINCE JAN 1     12.62                     10.04   2.58     5.54

SNOWFALL (IN)
  YESTERDAY        0.0           2.6  1982   0.0    0.0      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
  YESTERDAY        0                        13    -13       18
  MONTH TO DATE  119                       127     -8       86
  SINCE MAR 1    583                       774   -191      656
  SINCE JUL 1   3547                      4284   -737     3620

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0       18
  SINCE MAR 1      0                         2     -2       19
  SINCE JAN 1      3                         2      1       19
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     4.3


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           6:00 AM
 LOWEST     39           1:00 PM
 AVERAGE    60

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   65        89      2013
 MINIMUM TEMPERATURE (F)   41        19      1985


SUNRISE AND SUNSET
APRIL 10 2024.........SUNRISE   6:40 AM EDT   SUNSET   7:43 PM EDT
APRIL 11 2024.........SUNRISE   6:38 AM EDT   SUNSET   7:44 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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