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CLIPIT

CLIMATE REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA                               
307 AM EST TUE DEC 12 2017

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

...THE PITTSBURGH PA CLIMATE SUMMARY FOR DECEMBER 11 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         39    614 PM  66    2007  41     -2       35       
  MINIMUM         32    923 AM  -2    1958  27      5       23       
  AVERAGE         36                        34      2       29      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.42 1944   0.10  -0.10     0.38    
  MONTH TO DATE    0.39                      1.08  -0.69     0.87    
  SINCE JUN 1     22.06                     21.32   0.74    18.83    
  SINCE JAN 1     40.77                     36.42   4.35    32.45    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0          10.7  1944   0.3   -0.3      1.2     
  MONTH TO DATE    0.3                       2.5   -2.2      1.3     
  SINCE OCT 1      0.3                       4.9   -4.6      3.4     
  SINCE JUL 1      0.3                       4.9   -4.6      3.4     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       29                        32     -3       36       
  MONTH TO DATE  315                       328    -13      333       
  SINCE DEC 1    315                       328    -13      333       
  SINCE JUL 1   1318                      1491   -173     1180       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    864                       736    128     1158       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     5.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    61           600 AM                                     
 LOWEST     48           100 PM                                     
 AVERAGE    55                                                       

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

                                                                     
THE PITTSBURGH PA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   40        68      2015                    
 MINIMUM TEMPERATURE (F)   26        -5      1962                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 12 2017......SUNRISE   735 AM EST   SUNSET   454 PM EST   
DECEMBER 13 2017......SUNRISE   736 AM EST   SUNSET   455 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.

$$