425  
CDUS43 KLOT 202137  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CDT FRI SEP 20 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 20 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 90 2:40 PM 92 1895 74 16 80  
1920  
MINIMUM 65 6:30 AM 30 1956 52 13 61  
AVERAGE 78 63 15 71  
 
PRECIPITATION (IN)  
TODAY T 2.40 2001 0.12 -0.12 0.41  
MONTH TO DATE T 2.54 -2.54 1.73  
SINCE SEP 1 T 2.54 -2.54 1.73  
SINCE JAN 1 29.48 29.33 0.15 23.20  
 
SNOWFALL (IN)  
TODAY 0.0 T 1934 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  
TODAY 0 4 -4 0  
MONTH TO DATE 26 46 -20 34  
SINCE SEP 1 26 46 -20 34  
SINCE JUL 1 35 57 -22 37  
 
COOLING  
TODAY 13 2 11 6  
MONTH TO DATE 83 72 11 68  
SINCE SEP 1 83 72 11 68  
SINCE JAN 1 918 811 107 741    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 7:00 AM  
LOWEST 27 3:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 1920  
MINIMUM TEMPERATURE (F) 51 34 1995  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2024.....SUNRISE 6:42 AM CDT SUNSET 6:56 PM CDT  
SEPTEMBER 21 2024.....SUNRISE 6:43 AM CDT SUNSET 6:54 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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