009  
CDUS43 KLOT 060634  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT SAT SEP 06 2025  
   
...............................  
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 5 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1905 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 66 2:05 PM 100 1925 79 -13 84  
MINIMUM 44 11:23 PM 41 1924 58 -14 53  
AVERAGE 55 68 -13 69  
 
PRECIPITATION (IN)  
YESTERDAY T 1.22 1929 0.13 -0.13 0.00  
MONTH TO DATE 0.08 0.67 -0.59 0.00  
SINCE SEP 1 0.08 0.67 -0.59 0.00  
SINCE JAN 1 21.65 27.46 -5.81 29.48  
 
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 10 1 9 0  
MONTH TO DATE 25 5 20 5  
SINCE SEP 1 25 5 20 5  
SINCE JUL 1 44 16 28 14  
 
COOLING  
YESTERDAY 0 4 -4 4  
MONTH TO DATE 1 24 -23 4  
SINCE SEP 1 1 24 -23 4  
SINCE JAN 1 858 763 95 839    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 12.0  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 11:00 PM  
LOWEST 40 4:00 PM  
AVERAGE 65  
   
......................................................  
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 102 1922  
MINIMUM TEMPERATURE (F) 57 38 1924  
 
SUNRISE AND SUNSET  
SEPTEMBER 6 2025.....SUNRISE 6:27 AM CDT SUNSET 7:21 PM CDT  
SEPTEMBER 7 2025.....SUNRISE 6:28 AM CDT SUNSET 7:19 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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