Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 050527
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1224 AM EST MON DEC 5 2016


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 4 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         47    317 PM  76    1998  50     -3       53
  MINIMUM         38    654 AM  15    1896  36      2       36
                                      1895
  AVERAGE         43                        43      0       45

PRECIPITATION (IN)
  YESTERDAY        0.05          1.73 1900   0.10  -0.05     0.00
  MONTH TO DATE    0.19                      0.43  -0.24     1.07
  SINCE DEC 1      0.19                      0.43  -0.24     1.07
  SINCE JAN 1     29.28                     37.12  -7.84    41.25

SNOWFALL (IN)
  YESTERDAY        0.0          11.1  1957   0.1   -0.1
  MONTH TO DATE    0.0                       0.2   -0.2
  SINCE JUL 1      0.0                       0.7   -0.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       22                        22      0       20
  MONTH TO DATE   65                        86    -21       67
  SINCE DEC 1     65                        86    -21       67
  SINCE JUL 1    552                       781   -229      602

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1994                      1549    445     1998
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     7.3


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    82          1100 PM
 LOWEST     53           100 PM
 AVERAGE    68

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   50        75      2001
 MINIMUM TEMPERATURE (F)   35        14      1886


SUNRISE AND SUNSET
DECEMBER  5 2016......SUNRISE   712 AM EST   SUNSET   446 PM EST
DECEMBER  6 2016......SUNRISE   713 AM EST   SUNSET   446 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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