AFOS product CLIDCA
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
104 
CDUS41 KLWX 010523
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT SAT SEP 1 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 31 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         97    308 PM 100    1953  84     13       84
                                      1932
  MINIMUM         73    619 AM  49    1934  68      5       64
  AVERAGE         85                        76      9       74

PRECIPITATION (IN)
  YESTERDAY        0.00          1.98 1940   0.09  -0.09     0.00
  MONTH TO DATE    2.78                      2.93  -0.15     8.92
  SINCE JUN 1      7.97                     10.44  -2.47    13.63
  SINCE JAN 1     18.71                     26.40  -7.69    27.30

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      0                         6     -6        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       20                        11      9        9
  MONTH TO DATE  501                       406     95      468
  SINCE JUN 1   1442                      1177    265     1502
  SINCE JAN 1   1701                      1311    390     1702
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     7.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           200 AM
 LOWEST     25           200 PM
 AVERAGE    56

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        99      1980
                                             1953
 MINIMUM TEMPERATURE (F)   67        50      1890


SUNRISE AND SUNSET
SEPTEMBER  1 2012.....SUNRISE   637 AM EDT   SUNSET   738 PM EDT
SEPTEMBER  2 2012.....SUNRISE   638 AM EDT   SUNSET   736 PM EDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$