Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 190531
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
126 AM EDT THU APR 19 2018


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR APRIL 18 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         62    541 PM  95    1976  68     -6       72
  MINIMUM         36    454 AM  25    1875  48    -12       54
  AVERAGE         49                        58     -9       63

PRECIPITATION (IN)
  YESTERDAY        0.00          1.40 1924   0.09  -0.09     0.00
  MONTH TO DATE    2.06                      1.85   0.21     1.76
  SINCE MAR 1      3.98                      5.33  -1.35     4.95
  SINCE JAN 1      9.71                     10.76  -1.05     8.38

SNOWFALL (IN)
  YESTERDAY        0.0           T    2001   0.0    0.0
                                      1926
  MONTH TO DATE    T                         0.0    0.0
  SINCE JUL 1      7.8                      15.4   -7.6
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       16                         8      8        2
  MONTH TO DATE  219                       191     28       81
  SINCE MAR 1    876                       759    117      629
  SINCE JUL 1   3666                      3867   -201     3005

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   17                         9      8       37
  SINCE MAR 1     17                        11      6       42
  SINCE JAN 1     21                        11     10       43
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     7.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    63          1100 PM
 LOWEST     36           500 PM
 AVERAGE    50

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        93      1976
 MINIMUM TEMPERATURE (F)   48        22      1875


SUNRISE AND SUNSET
APRIL 19 2018.........SUNRISE   626 AM EDT   SUNSET   749 PM EDT
APRIL 20 2018.........SUNRISE   625 AM EDT   SUNSET   750 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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