000 
CDUS41 KBUF 191018
CLIROC


CLIMATE REPORT
NATIONAL WEATHER SERVICE BUFFALO NY                                  
517 AM EST TUE DEC 19 2006

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

...THE ROCHESTER CLIMATE SUMMARY FOR DECEMBER 18 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1830 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         49   1235 AM  57    1921  35     14       28       
  MINIMUM         38   1137 PM  -7    1919  22     16       24       
  AVERAGE         44                        29     15       26      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.62 1977   0.09  -0.09      T      
  MONTH TO DATE    1.51                      1.64  -0.13     0.76    
  SINCE DEC 1      1.51                      1.64  -0.13     0.76    
  SINCE JAN 1     39.54                     32.89   6.65    34.82    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           4.7  1951   0.7   -0.7      0.1     
  MONTH TO DATE    3.3                      11.5   -8.2     12.8     
  SINCE DEC 1      3.3                      11.5   -8.2     12.8     
  SINCE JUL 1      4.2                      19.7  -15.5     20.6     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       21                        36    -15       39       
  MONTH TO DATE  454                       601   -147      709       
  SINCE DEC 1    454                       601   -147      709       
  SINCE JUL 1   1583                      1985   -402     1773       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    708                       576    132      808       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     8.6                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82           500 AM                                     
 LOWEST     49           300 PM                                     
 AVERAGE    66                                                       
..........................................................
                                                                     
THE ROCHESTER CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   35        60      1957                    
 MINIMUM TEMPERATURE (F)   22        -6      1875                    
                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 19 2006......SUNRISE   738 AM EST   SUNSET   438 PM EST   
DECEMBER 20 2006......SUNRISE   739 AM EST   SUNSET   438 PM EST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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