Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 170522
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT WED SEP 17 2014


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 16 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         80    338 PM  96    1991  80      0       77
  MINIMUM         63   1159 PM  44    1902  63      0       63
  AVERAGE         72                        71      1       70

PRECIPITATION (IN)
  YESTERDAY        T             4.76 1976   0.14  -0.14     0.05
  MONTH TO DATE    0.43                      1.88  -1.45     0.35
  SINCE SEP 1      0.43                      1.88  -1.45     0.35
  SINCE JAN 1     34.10                     28.28   5.82    28.67

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1      0.0                       0.0    0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                         1     -1        0
  SINCE SEP 1      0                         1     -1        0
  SINCE JUL 1      0                         1     -1        0

 COOLING
  YESTERDAY        7                         7      0        5
  MONTH TO DATE  200                       141     59      176
  SINCE SEP 1    200                       141     59      176
  SINCE JAN 1   1593                      1452    141     1606
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     9.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81           400 AM
 LOWEST     35           400 PM
 AVERAGE    58

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        96      1991
 MINIMUM TEMPERATURE (F)   62        44      1923


SUNRISE AND SUNSET
SEPTEMBER 17 2014.....SUNRISE   651 AM EDT   SUNSET   713 PM EDT
SEPTEMBER 18 2014.....SUNRISE   652 AM EDT   SUNSET   712 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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