457  
CDUS43 KLOT 110633  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT MON AUG 11 2025  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 10 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 80 5:03 PM 98 1913 83 -3 76  
1944  
MINIMUM 69 11:19 AM 48 1917 63 6 52  
AVERAGE 75 73 2 64  
 
PRECIPITATION (IN)  
YESTERDAY 1.40 1.87 1994 0.13 1.27 0.00  
MONTH TO DATE 1.40 1.29 0.11 0.14  
SINCE JUN 1 11.27 10.33 0.94 12.40  
SINCE JAN 1 19.67 23.89 -4.22 27.40  
 
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 JUN 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 0 0 1  
MONTH TO DATE 0 0 0 2  
SINCE JUN 1 9 30 -21 10  
SINCE JUL 1 0 3 -3 4  
 
COOLING  
YESTERDAY 10 8 2 0  
MONTH TO DATE 83 80 3 82  
SINCE JUN 1 701 536 165 614  
SINCE JAN 1 739 597 142 682    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 12:00 PM  
LOWEST 82 4:00 PM  
AVERAGE 90  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 101 1941  
MINIMUM TEMPERATURE (F) 63 47 1982  
 
SUNRISE AND SUNSET  
AUGUST 11 2025........SUNRISE 6:00 AM CDT SUNSET 8:02 PM CDT  
AUGUST 12 2025........SUNRISE 6:01 AM CDT SUNSET 8:01 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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