Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 270525
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
124 AM EDT THU JUL 27 2017


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 26 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         85    533 PM 103    1930  88     -3       98
  MINIMUM         69    544 AM  54    1920  71     -2       80
  AVERAGE         77                        80     -3       89

PRECIPITATION (IN)
  YESTERDAY        0.00          3.25 1886   0.12  -0.12     0.00
  MONTH TO DATE    5.37                      3.15   2.22     2.43
  SINCE JUN 1      6.50                      6.93  -0.43     6.11
  SINCE JAN 1     21.29                     22.89  -1.60    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       12                        15     -3       24
  MONTH TO DATE  467                       385     82      457
  SINCE JUN 1    844                       699    145      802
  SINCE JAN 1   1042                       833    209      930
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SE (130)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     6.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87          1000 PM
 LOWEST     44           400 PM
 AVERAGE    66

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88       100      1940
 MINIMUM TEMPERATURE (F)   71        55      1920


SUNRISE AND SUNSET
JULY 27 2017..........SUNRISE   605 AM EDT   SUNSET   824 PM EDT
JULY 28 2017..........SUNRISE   606 AM EDT   SUNSET   823 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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