Climatological Report (Daily)
Issued by NWS Sterling, VA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CDUS41 KLWX 042127
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
526 PM EDT SAT JUL 4 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 4 2015...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         81    239 PM  97    2002  88     -7       79
                                      1999
  MINIMUM         68    825 AM  48    1986  65      3       60
  AVERAGE         75                        76     -1       70

PRECIPITATION (IN)
  TODAY            0.86          1.87 2001   0.12   0.74     0.17
  MONTH TO DATE    0.92                      0.49   0.43     0.58
  SINCE JUN 1      8.36                      4.47   3.89     5.20
  SINCE JAN 1     22.22                     21.29   0.93    29.55

SNOWFALL (IN)
  TODAY            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
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     15                        15      0        2
  SINCE JUL 1      0                         0      0        0

 COOLING
  TODAY           10                        11     -1        5
  MONTH TO DATE   27                        44    -17       54
  SINCE JUN 1    304                       281     23      286
  SINCE JAN 1    486                       373    113      372
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     2.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 PM
 LOWEST     69           300 PM
 AVERAGE    85

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88        99      1999
                                             1990
 MINIMUM TEMPERATURE (F)   65        50      1996
                                             1971


SUNRISE AND SUNSET
JULY  4 2015..........SUNRISE   549 AM EDT   SUNSET   839 PM EDT
JULY  5 2015..........SUNRISE   550 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.




$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.