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 010523
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT MON SEP 1 2014


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 31 2014...

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)
 YESTERDAY
  MAXIMUM         90    226 PM  98    1991  85      5       90
  MINIMUM         71   1012 PM  43    1976  62      9       70
  AVERAGE         81                        73      8       80

PRECIPITATION (IN)
  YESTERDAY        0.44          3.21 1975   0.10   0.34     0.00
  MONTH TO DATE    5.15                      3.53   1.62     1.95
  SINCE JUN 1     11.86                     11.18   0.68    13.86
  SINCE JAN 1     36.21                     28.00   8.21    27.85

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      5                        17    -12        0
  SINCE JUL 1      3                         2      1        0

 COOLING
  YESTERDAY       16                         8      8       15
  MONTH TO DATE  219                       324   -105      277
  SINCE JUN 1    747                       924   -177      952
  SINCE JAN 1    833                      1016   -183     1091
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     7.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           200 AM
 LOWEST     53           200 PM
 AVERAGE    77

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        98      1980
 MINIMUM TEMPERATURE (F)   62        49      1976
                                             1970


SUNRISE AND SUNSET
SEPTEMBER  1 2014.....SUNRISE   639 AM EDT   SUNSET   740 PM EDT
SEPTEMBER  2 2014.....SUNRISE   640 AM EDT   SUNSET   739 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.