577 
CDUS41 KLWX 230523
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT WED MAY 23 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 22 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         81    412 PM  96    1941  77      4       81
  MINIMUM         66    535 AM  39    1907  58      8       60
  AVERAGE         74                        68      6       71

PRECIPITATION (IN)
  YESTERDAY        0.01          2.20 1975   0.13  -0.12      T
  MONTH TO DATE    2.41                      2.80  -0.39     1.59
  SINCE MAR 1      5.35                      9.34  -3.99     9.19
  SINCE JAN 1      9.87                     14.77  -4.90    13.56

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1      2.0                      14.5  -12.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE    4                        68    -64       48
  SINCE MAR 1    496                       906   -410      867
  SINCE JUL 1   3045                      4014   -969     3985

 COOLING
  YESTERDAY        9                         4      5        6
  MONTH TO DATE   93                        58     35       37
  SINCE MAR 1    143                        84     59       81
  SINCE JAN 1    143                        84     59       81
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     E (110)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     E (110)
  AVERAGE WIND SPEED     4.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           500 AM
 LOWEST     54           400 PM
 AVERAGE    71

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        97      1925
 MINIMUM TEMPERATURE (F)   59        45      1961
                                             1929
                                             1924


SUNRISE AND SUNSET
MAY 23 2012...........SUNRISE   549 AM EDT   SUNSET   821 PM EDT
MAY 24 2012...........SUNRISE   549 AM EDT   SUNSET   822 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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