775  
CDUS43 KLOT 080631  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
131 AM CDT SUN SEP 08 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 7 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 67 3:45 PM 103 1939 78 -11 70  
MINIMUM 44 11:59 PM 37 1986 57 -13 63  
AVERAGE 56 68 -12 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.20 1980 0.13 -0.13 T  
MONTH TO DATE T 0.93 -0.93 0.06  
SINCE SEP 1 T 0.93 -0.93 0.06  
SINCE JAN 1 29.48 27.72 1.76 21.53  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2021 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 9 2 7 0  
MONTH TO DATE 18 8 10 0  
SINCE SEP 1 18 8 10 0  
SINCE JUL 1 27 19 8 3  
 
COOLING  
YESTERDAY 0 4 -4 2  
MONTH TO DATE 4 32 -28 58  
SINCE SEP 1 4 32 -28 58  
SINCE JAN 1 839 771 68 731    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 PM  
LOWEST 35 4:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 101 1922  
MINIMUM TEMPERATURE (F) 57 37 1986  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2024.....SUNRISE 6:30 AM CDT SUNSET 7:17 PM CDT  
SEPTEMBER 9 2024.....SUNRISE 6:31 AM CDT SUNSET 7:15 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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