176  
CDUS43 KLOT 260637  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
137 AM CDT TUE AUG 26 2025  
   
...............................  
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 25 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 70 4:18 PM 97 2003 81 -11 90  
MINIMUM 50 11:59 PM 41 1958 61 -11 70  
AVERAGE 60 71 -11 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.22 1972 0.14 -0.14 0.00  
MONTH TO DATE 2.97 3.35 -0.38 1.18  
SINCE JUN 1 12.84 12.39 0.45 13.44  
SINCE JAN 1 21.24 25.95 -4.71 28.44  
 
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 5 0 5 0  
MONTH TO DATE 6 0 6 7  
SINCE JUN 1 15 30 -15 15  
SINCE JUL 1 6 3 3 9  
 
COOLING  
YESTERDAY 0 6 -6 15  
MONTH TO DATE 198 186 12 163  
SINCE JUN 1 816 642 174 695  
SINCE JAN 1 854 703 151 763    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 11:00 PM  
LOWEST 47 2:00 PM  
AVERAGE 70  
   
......................................................  
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 1953  
MINIMUM TEMPERATURE (F) 60 42 1934  
 
SUNRISE AND SUNSET  
AUGUST 26 2025........SUNRISE 6:16 AM CDT SUNSET 7:40 PM CDT  
AUGUST 27 2025........SUNRISE 6:17 AM CDT SUNSET 7:38 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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