Climatological Report (Daily)
Issued by NWS Sterling, VA

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471
CDUS41 KLWX 230534
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
134 AM EDT WED MAY 23 2018


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 22 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         80    308 PM  96    1941  77      3       72
  MINIMUM         65    410 AM  39    1907  58      7       58
  AVERAGE         73                        68      5       65

PRECIPITATION (IN)
  YESTERDAY        1.23          2.20 1975   0.13   1.10     0.34
  MONTH TO DATE    7.37                      2.80   4.57     4.18
  SINCE MAR 1     12.88                      9.34   3.54     9.99
  SINCE JAN 1     18.61                     14.77   3.84    13.42

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1      7.8                      15.4   -7.6
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE    2                        68    -66       70
  SINCE MAR 1    971                       906     65      741
  SINCE JUL 1   3761                      4014   -253     3117

 COOLING
  YESTERDAY        8                         4      4        0
  MONTH TO DATE  145                        58     87       66
  SINCE MAR 1    162                        84     78      165
  SINCE JAN 1    166                        84     82      166
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     6.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           500 PM
 LOWEST     73          1200 AM
 AVERAGE    82

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


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 2018...........SUNRISE   550 AM EDT   SUNSET   821 PM EDT
MAY 24 2018...........SUNRISE   549 AM EDT   SUNSET   821 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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