AFOS product CLIRFD
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CDUS43 KLOT 010632
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL                                  
1231 AM CST SUN JAN 1 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 31 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         40    212 AM  56    1965  30     10       28       
  MINIMUM         22   1159 PM -17    1963  14      8       20       
  AVERAGE         31                        22      9       24      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.72 1923   0.05  -0.05      T      
  MONTH TO DATE    1.88                      1.98  -0.10     4.65    
  SINCE DEC 1      1.88                      1.98  -0.10     4.65    
  SINCE JAN 1     35.16                     36.24  -1.08    40.03    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           8.5  1978   0.4   -0.4      0.2     
  MONTH TO DATE   16.1                      11.3    4.8      5.2     
  SINCE DEC 1     16.1                      11.3    4.8      5.2     
  SINCE JUL 1     16.1                      13.1    3.0     14.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       34                        43     -9       41       
  MONTH TO DATE 1270                      1226     44      840       
  SINCE DEC 1   1270                      1226     44      840       
  SINCE JUL 1   2139                      2561   -422     1871       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1103                       820    283      825       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     9.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    81          1100 PM                                     
 LOWEST     48           100 AM                                     
 AVERAGE    65                                                       

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

                                                                     
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   30        49      1916                    
 MINIMUM TEMPERATURE (F)   14       -13      1968                    
                                             1924                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  1 2017.......SUNRISE   725 AM CST   SUNSET   435 PM CST   
JANUARY  2 2017.......SUNRISE   725 AM CST   SUNSET   436 PM CST   

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




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