717  
CDUS43 KLOT 070644  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
144 AM CDT MON SEP 07 2026  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 6 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1905 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 1:16 PM 102 1922 79 5 67  
MINIMUM 61 11:59 PM 38 1924 57 4 42  
AVERAGE 73 68 5 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.72 1916 0.13 -0.13 0.00  
MONTH TO DATE 0.02 0.80 -0.78 0.08  
SINCE SEP 1 0.02 0.80 -0.78 0.08  
SINCE JAN 1 22.25 27.59 -5.34 21.65  
 
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 1 -1 10  
MONTH TO DATE 0 6 -6 35  
SINCE SEP 1 0 6 -6 35  
SINCE JUL 1 0 17 -17 54  
 
COOLING  
YESTERDAY 8 4 4 0  
MONTH TO DATE 91 28 63 1  
SINCE SEP 1 91 28 63 1  
SINCE JAN 1 838 767 71 858    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 49 1:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 103 1939  
MINIMUM TEMPERATURE (F) 57 37 1986  
 
SUNRISE AND SUNSET  
SEPTEMBER 7 2026.....SUNRISE 6:28 AM CDT SUNSET 7:20 PM CDT  
SEPTEMBER 8 2026.....SUNRISE 6:29 AM CDT SUNSET 7:18 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page