Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 230524
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1222 AM EST MON JAN 23 2017


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 22 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         52    321 PM  76    1927  43      9       29
  MINIMUM         46    219 AM   1    1893  28     18       22
  AVERAGE         49                        36     13       26

PRECIPITATION (IN)
  YESTERDAY        0.15          1.49 1987   0.09   0.06     0.51
  MONTH TO DATE    1.98                      1.99  -0.01     1.71
  SINCE DEC 1      4.59                      5.04  -0.45     6.55
  SINCE JAN 1      1.98                      1.99  -0.01     1.71

SNOWFALL (IN)
  YESTERDAY        0.0          10.8  1987   0.2   -0.2
  MONTH TO DATE    0.4                       3.6   -3.2
  SINCE JUL 1      0.4                       6.4   -6.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       16                        29    -13       39
  MONTH TO DATE  511                       638   -127      651
  SINCE DEC 1   1221                      1424   -203     1072
  SINCE JUL 1   1708                      2119   -411     1607

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


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED     8.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     93           800 AM
 AVERAGE    97

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   44        72      1974
 MINIMUM TEMPERATURE (F)   28         0      1936


SUNRISE AND SUNSET
JANUARY 23 2017.......SUNRISE   721 AM EST   SUNSET   520 PM EST
JANUARY 24 2017.......SUNRISE   720 AM EST   SUNSET   521 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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