Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 202125
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
525 PM EDT SAT SEP 20 2014


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 20 2014...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         84    159 PM  94    1895  78      6       82
  MINIMUM         64    549 AM  41    1916  61      3       61
  AVERAGE         74                        69      5       72

PRECIPITATION (IN)
  TODAY            0.00          1.43 1938   0.13  -0.13     0.00
  MONTH TO DATE    0.43                      2.42  -1.99     0.35
  SINCE SEP 1      0.43                      2.42  -1.99     0.35
  SINCE JAN 1     34.10                     28.82   5.28    28.67

SNOWFALL (IN)
  TODAY            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
  TODAY            0                         1     -1        0
  MONTH TO DATE    0                         5     -5        4
  SINCE SEP 1      0                         5     -5        4
  SINCE JUL 1      0                         5     -5        4

 COOLING
  TODAY            9                         5      4        7
  MONTH TO DATE  226                       164     62      185
  SINCE SEP 1    226                       164     62      185
  SINCE JAN 1   1619                      1475    144     1615
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED     3.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           300 AM
 LOWEST     40           300 PM
 AVERAGE    64

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   78        96      1895
 MINIMUM TEMPERATURE (F)   61        41      1956


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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