Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 010610
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
159 AM EDT WED JUL 1 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 30 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1962 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         85    238 PM  98    1964  87     -2       87
  MINIMUM         62    328 AM  51    1989  65     -3       66
  AVERAGE         74                        76     -2       77

PRECIPITATION (IN)
  YESTERDAY        0.12          1.25 1972   0.13  -0.01     0.00
  MONTH TO DATE    7.44                      3.98   3.46     4.62
  SINCE JUN 1      7.44                      3.98   3.46     4.62
  SINCE JAN 1     21.30                     20.80   0.50    28.97

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1     36.9                      22.0   14.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   15                        13      2        2
  SINCE JUN 1     15                        15      0        2
  SINCE JUL 1   5131                      4717    414     5166

 COOLING
  YESTERDAY        9                        11     -2       12
  MONTH TO DATE  277                       237     40      232
  SINCE JUN 1    277                       237     40      232
  SINCE JAN 1    459                       329    130      318
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     6.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 AM
 LOWEST     55           200 PM
 AVERAGE    78

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87        96      2012
 MINIMUM TEMPERATURE (F)   65        41      1988


SUNRISE AND SUNSET
JULY  1 2015..........SUNRISE   548 AM EDT   SUNSET   839 PM EDT
JULY  2 2015..........SUNRISE   548 AM EDT   SUNSET   839 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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