AFOS product CLIDCA
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CDUS41 KLWX 220525
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
124 AM EDT SUN JUL 22 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 21 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         71   1159 PM 104    1926  89    -18       99
  MINIMUM         67    747 AM  56    1909  71     -4       80
                                      1890
  AVERAGE         69                        80    -11       90

PRECIPITATION (IN)
  YESTERDAY        0.21          2.56 1911   0.11   0.10     0.00
  MONTH TO DATE    2.51                      2.57  -0.06     2.83
  SINCE JUN 1      4.89                      6.35  -1.46     4.51
  SINCE JAN 1     15.63                     22.31  -6.68    18.18

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                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1      0                         6     -6        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY        4                        15    -11       25
  MONTH TO DATE  417                       310    107      370
  SINCE JUN 1    763                       624    139      791
  SINCE JAN 1   1022                       758    264      991
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     8.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           300 AM
 LOWEST     81           800 AM
 AVERAGE    86

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89       103      1926
 MINIMUM TEMPERATURE (F)   71        53      1890


SUNRISE AND SUNSET
JULY 22 2012..........SUNRISE   601 AM EDT   SUNSET   828 PM EDT
JULY 23 2012..........SUNRISE   602 AM EDT   SUNSET   827 PM EDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$