809  
CDUS43 KLOT 040650  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
150 AM CDT SUN OCT 4 2009  
 
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 3 2009
 
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1893 TO 2009  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 55 112 PM 90 1997 68 -13 62  
1922  
MINIMUM 46 905 PM 28 1974 45 1 42  
1952  
AVERAGE 51 56 -5 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 1.21 1953 0.09 -0.02 T  
MONTH TO DATE 1.36 0.28 1.08 T  
SINCE SEP 1 3.05 3.75 -0.70 6.36  
SINCE JAN 1 37.10 29.65 7.45 37.14  
 
SNOWFALL (IN)  
YESTERDAY MM T 1951 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 9 5 13  
MONTH TO DATE 44 27 17 41  
SINCE SEP 1 109 163 -54 101  
SINCE JUL 1 166 182 -16 101  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 3 -3 0  
SINCE SEP 1 39 77 -38 89  
SINCE JAN 1 433 764 -331 742    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 6.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 83 900 AM  
AVERAGE 92  
   
......................................................
 
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 90 1922  
MINIMUM TEMPERATURE (F) 45 24 1989  
 
 
SUNRISE AND SUNSET  
OCTOBER 4 2009.......SUNRISE 657 AM CDT SUNSET 632 PM CDT  
OCTOBER 5 2009.......SUNRISE 658 AM CDT SUNSET 631 PM CDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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