Climatological Report (Daily)
Issued by NWS Sterling, VA

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000
CDUS41 KLWX 240540
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
140 AM EDT MON JUL 24 2017


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 23 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         89   1214 PM 102    2011  88      1       98
  MINIMUM         73    558 PM  56    1890  71      2       79
  AVERAGE         81                        80      1       89

PRECIPITATION (IN)
  YESTERDAY        1.39          2.60 1940   0.12   1.27     0.00
  MONTH TO DATE    5.37                      2.80   2.57     2.43
  SINCE JUN 1      6.50                      6.58  -0.08     6.11
  SINCE JAN 1     21.29                     22.54  -1.25    21.44

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1      0.0                       0.0    0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1      1                         6     -5        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       16                        15      1       24
  MONTH TO DATE  425                       340     85      383
  SINCE JUN 1    802                       654    148      728
  SINCE JAN 1   1000                       788    212      856
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     5.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 AM
 LOWEST     59          1100 AM
 AVERAGE    80

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88       101      2010
 MINIMUM TEMPERATURE (F)   71        57      1947


SUNRISE AND SUNSET
JULY 24 2017..........SUNRISE   603 AM EDT   SUNSET   826 PM EDT
JULY 25 2017..........SUNRISE   603 AM EDT   SUNSET   825 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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