Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 220522
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1222 AM EST WED NOV 22 2017


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR NOVEMBER 21 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         62    433 PM  79    1900  56      6       47
  MINIMUM         40    623 AM  18    1872  40      0       36
  AVERAGE         51                        48      3       42

PRECIPITATION (IN)
  YESTERDAY        0.00          2.52 1952   0.11  -0.11     0.00
  MONTH TO DATE    1.98                      2.21  -0.23     0.26
  SINCE SEP 1      5.43                      9.33  -3.90     3.66
  SINCE JAN 1     35.08                     35.73  -0.65    28.59

SNOWFALL (IN)
  YESTERDAY        0.0           T    2008   0.1   -0.1
                                      1987
                                      1967
  MONTH TO DATE    0.0                       0.3   -0.3
  SINCE JUL 1      0.0                       0.3   -0.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       14                        17     -3       23
  MONTH TO DATE  307                       294     13      227
  SINCE SEP 1    400                       523   -123      344
  SINCE JUL 1    400                       523   -123      344

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    3                         0      3        6
  SINCE SEP 1    335                       236     99      408
  SINCE JAN 1   1826                      1547    279     1994
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    10.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77           900 PM
 LOWEST     36          1200 PM
 AVERAGE    57

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   55        77      2007
 MINIMUM TEMPERATURE (F)   39        12      1880


SUNRISE AND SUNSET
NOVEMBER 22 2017......SUNRISE   659 AM EST   SUNSET   450 PM EST
NOVEMBER 23 2017......SUNRISE   700 AM EST   SUNSET   449 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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