Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 222121
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
521 PM EDT FRI MAY 22 2015


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 22 2015...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         79    355 PM  96    1941  77      2       89
  MINIMUM         52    509 AM  39    1907  58     -6       65
  AVERAGE         66                        68     -2       77

PRECIPITATION (IN)
  TODAY            0.00          2.20 1975   0.13  -0.13      T
  MONTH TO DATE    1.91                      2.80  -0.89     3.73
  SINCE MAR 1      9.36                      9.34   0.02    14.46
  SINCE JAN 1     14.77                     14.77   0.00    21.06

SNOWFALL (IN)
  TODAY            0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1     18.3                      15.4    2.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         2     -2        0
  MONTH TO DATE   16                        68    -52       27
  SINCE MAR 1    800                       906   -106      950
  SINCE JUL 1   3924                      4014    -90     4116

 COOLING
  TODAY            1                         4     -3       12
  MONTH TO DATE  162                        58    104       86
  SINCE MAR 1    182                        84     98      107
  SINCE JAN 1    182                        84     98      107
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    10.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83          1200 AM
 LOWEST     28           300 PM
 AVERAGE    56

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


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


SUNRISE AND SUNSET
MAY 22 2015...........SUNRISE   550 AM EDT   SUNSET   820 PM EDT
MAY 23 2015...........SUNRISE   550 AM EDT   SUNSET   820 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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