Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 210531
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1231 AM EST WED FEB 21 2018


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR FEBRUARY 20 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         78R   256 PM  76    1930  48     30       68
  MINIMUM         49   1240 AM   5    2015  32     17       43
  AVERAGE         64                        40     24       56

PRECIPITATION (IN)
  YESTERDAY        0.00          1.45 1921   0.09  -0.09     0.00
  MONTH TO DATE    4.40                      1.87   2.53     0.16
  SINCE DEC 1      5.84                      7.73  -1.89     5.52
  SINCE JAN 1      5.34                      4.68   0.66     2.91

SNOWFALL (IN)
  YESTERDAY        0.0           7.6  1947   0.2   -0.2
  MONTH TO DATE    0.2                       4.4   -4.2
  SINCE JUL 1      3.3                      12.8   -9.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        1                        25    -24        9
  MONTH TO DATE  444                       535    -91      399
  SINCE DEC 1   2136                      2220    -84     1810
  SINCE JUL 1   2685                      2915   -230     2297

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    12.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           300 AM
 LOWEST     47           300 PM
 AVERAGE    74

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   49        75      1953
 MINIMUM TEMPERATURE (F)   32         7      1885


SUNRISE AND SUNSET
FEBRUARY 21 2018......SUNRISE   652 AM EST   SUNSET   552 PM EST
FEBRUARY 22 2018......SUNRISE   650 AM EST   SUNSET   553 PM EST


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




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