Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 290529
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
128 AM EDT FRI JUL 29 2016


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 28 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1962 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         92    235 PM  99    1993  88      4       90
  MINIMUM         74   1158 PM  47    1977  66      8       69
  AVERAGE         83                        77      6       80

PRECIPITATION (IN)
  YESTERDAY        0.99          1.65 2000   0.12   0.87     0.06
  MONTH TO DATE    2.36                      3.30  -0.94     3.74
  SINCE JUN 1      8.71                      7.28   1.43    11.18
  SINCE JAN 1     26.38                     24.10   2.28    25.04

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      3                        15    -12       15
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       18                        12      6       15
  MONTH TO DATE  412                       331     81      309
  SINCE JUN 1    665                       568     97      586
  SINCE JAN 1    763                       660    103      768
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     5.6


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          1000 PM
 LOWEST     56          1200 PM
 AVERAGE    78

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88       103      2011
 MINIMUM TEMPERATURE (F)   66        52      2014


SUNRISE AND SUNSET
JULY 29 2016..........SUNRISE   608 AM EDT   SUNSET   823 PM EDT
JULY 30 2016..........SUNRISE   609 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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