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 222127
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
527 PM EDT TUE JUL 22 2014


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 22 2014...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1962 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         84    359 PM 105    2011  88     -4       89
  MINIMUM         70    158 AM  50    1974  66      4       71
  AVERAGE         77                        77      0       80

PRECIPITATION (IN)
  TODAY            0.00          2.25 1969   0.12  -0.12     0.22
  MONTH TO DATE    1.96                      2.58  -0.62     6.12
  SINCE JUN 1      6.58                      6.56   0.02    10.76
  SINCE JAN 1     30.93                     23.38   7.55    24.75

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      2                        15    -13        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  TODAY           12                        12      0       15
  MONTH TO DATE  234                       259    -25      342
  SINCE JUN 1    466                       496    -30      598
  SINCE JAN 1    552                       588    -36      737
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED     5.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           200 AM
 LOWEST     61           200 PM
 AVERAGE    77

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88        99      2011
                                             1991
 MINIMUM TEMPERATURE (F)   66        50      1983
                                             1977


SUNRISE AND SUNSET
JULY 22 2014..........SUNRISE   602 AM EDT   SUNSET   830 PM EDT
JULY 23 2014..........SUNRISE   603 AM EDT   SUNSET   829 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.