000 
CDUS41 KBUF 201010
CLIROC


CLIMATE REPORT
NATIONAL WEATHER SERVICE BUFFALO NY                                  
508 AM EST WED DEC 20 2006

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

...THE ROCHESTER CLIMATE SUMMARY FOR DECEMBER 19 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         40    339 PM  60    1957  35      5       26       
  MINIMUM         30   1159 PM  -6    1875  22      8       18       
  AVERAGE         35                        28      7       22      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.75 1873   0.09  -0.09      T      
  MONTH TO DATE    1.51                      1.73  -0.22     0.76    
  SINCE DEC 1      1.51                      1.73  -0.22     0.76    
  SINCE JAN 1     39.54                     32.98   6.56    34.82    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           8.6  1981   0.8   -0.8       T      
  MONTH TO DATE    3.3                      12.3   -9.0     12.8     
  SINCE DEC 1      3.3                      12.3   -9.0     12.8     
  SINCE JUL 1      4.2                      20.5  -16.3     20.6     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       30                        36     -6       43       
  MONTH TO DATE  484                       637   -153      752       
  SINCE DEC 1    484                       637   -153      752       
  SINCE JUL 1   1613                      2021   -408     1816       
                                                                     
 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    21   HIGHEST WIND DIRECTION     W (250)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED    10.2                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    69           900 PM                                     
 LOWEST     50           100 AM                                     
 AVERAGE    60                                                       
..........................................................
                                                                     
THE ROCHESTER CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   35        63      1957                    
 MINIMUM TEMPERATURE (F)   21       -16      1942                    
                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 20 2006......SUNRISE   739 AM EST   SUNSET   438 PM EST   
DECEMBER 21 2006......SUNRISE   739 AM EST   SUNSET   439 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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