AFOS product CLIROC
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CDUS41 KBUF 221040
CLIROC


CLIMATE REPORT
NATIONAL WEATHER SERVICE BUFFALO NY                                  
538 AM EST FRI DEC 22 2017


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

...THE ROCHESTER NY CLIMATE SUMMARY FOR DECEMBER 21 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         30    306 PM  62    1895  35     -5       36       
  MINIMUM         25    847 AM  -4    1879  22      3       31       
  AVERAGE         28                        28      0       34      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.05          1.03 1905   0.08  -0.03     0.02    
  MONTH TO DATE    1.06                      1.82  -0.76     2.59    
  SINCE DEC 1      1.06                      1.82  -0.76     2.59    
  SINCE JAN 1     44.19                     33.46  10.73    30.40    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.3           6.4  2008   0.8   -0.5      0.3     
  MONTH TO DATE   15.4                      13.8    1.6     26.0     
  SINCE DEC 1     15.4                      13.8    1.6     26.0     
  SINCE JUL 1     18.0                      21.2   -3.2     41.9     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       37                        37      0       31       
  MONTH TO DATE  726                       706     20      736       
  SINCE DEC 1    726                       706     20      736       
  SINCE JUL 1   1817                      2074   -257     1714       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    655                       539    116      978       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     N (20)       
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     N (350)      
  AVERAGE WIND SPEED     5.5                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    74           600 AM                                     
 LOWEST     58           200 PM                                     
 AVERAGE    66                                                       

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

                                                                     
THE ROCHESTER NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   35        69      1949                    
 MINIMUM TEMPERATURE (F)   22        -9      1872                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 22 2017......SUNRISE   740 AM EST   SUNSET   439 PM EST   
DECEMBER 23 2017......SUNRISE   740 AM EST   SUNSET   440 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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