318 
CDUS41 KPBZ 250603
CLIPIT


CLIMATE REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
102 AM EST TUE DEC 25 2012


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

...THE PITTSBURGH PA CLIMATE SUMMARY FOR DECEMBER 24 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         37    312 PM  66    1932  37      0       38
  MINIMUM         21    500 AM -11    1983  23     -2       29
  AVERAGE         29                        30     -1       34

PRECIPITATION (IN)
  YESTERDAY        0.05          1.15 2008   0.09  -0.04      T
  MONTH TO DATE    4.32                      2.23   2.09     1.66
  SINCE JUN 1     25.15                     22.47   2.68    21.35
  SINCE JAN 1     40.53                     37.57   2.96    43.43

SNOWFALL (IN)
  YESTERDAY       MM             3.5  1912   0.3   MM         T
  MONTH TO DATE    2.5                       6.1   -3.6      0.9
  SINCE OCT 1      3.3                       8.6   -5.3      2.5
  SINCE JUL 1      3.3                       8.6   -5.3      2.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       36                        35      1       31
  MONTH TO DATE  573                       764   -191      646
  SINCE DEC 1    573                       764   -191      646
  SINCE JUL 1   1821                      1927   -106     1641

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1025                       736    289     1009
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     3.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1000 PM
 LOWEST     64          1200 PM
 AVERAGE    82

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


THE PITTSBURGH PA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   37        67      1895
 MINIMUM TEMPERATURE (F)   23       -12      1983


SUNRISE AND SUNSET
DECEMBER 25 2012......SUNRISE   743 AM EST   SUNSET   500 PM EST
DECEMBER 26 2012......SUNRISE   743 AM EST   SUNSET   501 PM EST


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






&&
SNOW DEPTH IS MEASURED AT 7 AM EST OR 8 AM EDT.
$$