766  
CDUS43 KLOT 220632  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT THU OCT 22 2009  
 
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 21 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 72 247 PM 87 1947 60 12 55  
MINIMUM 54 707 AM 22 1952 38 16 34  
AVERAGE 63 49 14 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.32 1936 0.08 -0.07 0.00  
MONTH TO DATE 2.33 1.77 0.56 1.06  
SINCE SEP 1 4.02 5.24 -1.22 7.42  
SINCE JAN 1 38.07 31.14 6.93 38.20  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1976 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE SEP 1 T 0.0 0.0 0.0  
SINCE JUL 1 T 0.0 0.0 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 16 -14 20  
MONTH TO DATE 381 258 123 220  
SINCE SEP 1 446 394 52 280  
SINCE JUL 1 503 413 90 280  
 
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 18 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 10.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 57 100 PM  
AVERAGE 75  
   
......................................................
 
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 85 1947  
MINIMUM TEMPERATURE (F) 38 20 1930  
 
 
SUNRISE AND SUNSET  
OCTOBER 22 2009.......SUNRISE 717 AM CDT SUNSET 603 PM CDT  
OCTOBER 23 2009.......SUNRISE 719 AM CDT SUNSET 602 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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