077  
CDUS43 KLOT 160633  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT MON SEP 16 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 15 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1905 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 3:30 PM 102 1939 76 12 79  
MINIMUM 63 6:17 AM 35 2007 54 9 45  
AVERAGE 76 65 11 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.00 1912 0.12 -0.12 0.00  
MONTH TO DATE T 1.93 -1.93 0.59  
SINCE SEP 1 T 1.93 -1.93 0.59  
SINCE JAN 1 29.48 28.72 0.76 22.06  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 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  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 3  
MONTH TO DATE 26 27 -1 24  
SINCE SEP 1 26 27 -1 24  
SINCE JUL 1 35 38 -3 27  
 
COOLING  
YESTERDAY 11 3 8 0  
MONTH TO DATE 46 60 -14 61  
SINCE SEP 1 46 60 -14 61  
SINCE JAN 1 881 799 82 734    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 6:00 AM  
LOWEST 35 3:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 1931  
MINIMUM TEMPERATURE (F) 53 34 1916  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2024.....SUNRISE 6:38 AM CDT SUNSET 7:03 PM CDT  
SEPTEMBER 17 2024.....SUNRISE 6:39 AM CDT SUNSET 7:01 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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