Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 310521
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
121 AM EDT THU JUL 31 2014


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 30 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         80    426 PM  99    1953  88     -8       85
  MINIMUM         60    553 AM  56    1914  71    -11       66
  AVERAGE         70                        80    -10       76

PRECIPITATION (IN)
  YESTERDAY        0.00          4.25 1878   0.12  -0.12     0.00
  MONTH TO DATE    4.68                      3.61   1.07     4.43
  SINCE JUN 1      7.99                      7.39   0.60    14.40
  SINCE JAN 1     30.28                     23.35   6.93    26.98

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      0                         6     -6        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY        5                        15    -10       11
  MONTH TO DATE  440                       445     -5      499
  SINCE JUN 1    812                       759     53      850
  SINCE JAN 1    981                       893     88     1035
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED     6.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72           600 AM
 LOWEST     37          1100 AM
 AVERAGE    55

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88       103      1954
 MINIMUM TEMPERATURE (F)   71        52      1895


SUNRISE AND SUNSET
JULY 31 2014..........SUNRISE   608 AM EDT   SUNSET   820 PM EDT
AUGUST  1 2014........SUNRISE   609 AM EDT   SUNSET   819 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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