Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 210523
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT SUN SEP 21 2014


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 20 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         84    159 PM  94    1895  78      6       82
  MINIMUM         64    549 AM  41    1916  61      3       61
  AVERAGE         74                        69      5       72

PRECIPITATION (IN)
  YESTERDAY        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)
  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                         5     -5        4
  SINCE SEP 1      0                         5     -5        4
  SINCE JUL 1      0                         5     -5        4

 COOLING
  YESTERDAY        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    13   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     4.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


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

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


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


SUNRISE AND SUNSET
SEPTEMBER 21 2014.....SUNRISE   655 AM EDT   SUNSET   707 PM EDT
SEPTEMBER 22 2014.....SUNRISE   656 AM EDT   SUNSET   705 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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