630  
CDUS43 KLOT 010633  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT SUN NOV 1 2009  
 
   
...............................  
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 31 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 46 133 PM 84 1950 54 -8 72  
MINIMUM 30 1149 PM 14 1925 35 -5 42  
AVERAGE 38 44 -6 57  
 
PRECIPITATION (IN)  
YESTERDAY T 2.51 1919 0.08 -0.08 0.00  
MONTH TO DATE 5.94 2.57 3.37 1.68  
SINCE SEP 1 7.63 6.04 1.59 8.04  
SINCE JAN 1 41.68 31.94 9.74 38.82  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1935 0.1 -0.1 0.0  
MONTH TO DATE T 0.1 -0.1 T  
SINCE SEP 1 T 0.1 -0.1 T  
SINCE JUL 1 T 0.1 -0.1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 21 6 8  
MONTH TO DATE 543 444 99 408  
SINCE SEP 1 608 580 28 468  
SINCE JUL 1 665 599 66 468  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 7 -7 10  
SINCE SEP 1 39 81 -42 99  
SINCE JAN 1 433 768 -335 752    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 11.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 1100 PM  
LOWEST 45 200 PM  
AVERAGE 65  
   
......................................................  
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 81 1933  
MINIMUM TEMPERATURE (F) 34 15 1895  
 
 
SUNRISE AND SUNSET  
NOVEMBER 1 2009......SUNRISE 630 AM CST SUNSET 450 PM CST  
NOVEMBER 2 2009......SUNRISE 631 AM CST SUNSET 448 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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