Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 200521
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
120 AM EDT SAT SEP 20 2014


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 19 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         78    317 PM  96    1895  78      0       78
  MINIMUM         61    717 AM  44    1916  61      0       56
  AVERAGE         70                        70      0       67

PRECIPITATION (IN)
  YESTERDAY        0.00          1.23 1875   0.14  -0.14     0.00
  MONTH TO DATE    0.43                      2.29  -1.86     0.35
  SINCE SEP 1      0.43                      2.29  -1.86     0.35
  SINCE JAN 1     34.10                     28.69   5.41    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                         4     -4        4
  SINCE SEP 1      0                         4     -4        4
  SINCE JUL 1      0                         4     -4        4

 COOLING
  YESTERDAY        5                         6     -1        2
  MONTH TO DATE  217                       159     58      178
  SINCE SEP 1    217                       159     58      178
  SINCE JAN 1   1610                      1470    140     1608
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED     7.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           200 AM
 LOWEST     39           300 PM
 AVERAGE    62

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   78        94      1895
 MINIMUM TEMPERATURE (F)   61        41      1916


SUNRISE AND SUNSET
SEPTEMBER 20 2014.....SUNRISE   654 AM EDT   SUNSET   708 PM EDT
SEPTEMBER 21 2014.....SUNRISE   655 AM EDT   SUNSET   707 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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