370  
CDUS43 KLOT 250632  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT FRI AUG 25 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 24 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1905 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 97 3:48 PM 102 1947 81 16 83  
MINIMUM 78 11:59 PM 41 1920 61 17 58  
AVERAGE 88 71 17 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.60 1962 0.13 -0.13 0.00  
MONTH TO DATE 1.41 3.21 -1.80 7.36  
SINCE JUN 1 7.63 12.25 -4.62 15.00  
SINCE JAN 1 21.47 25.81 -4.34 26.57  
 
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 0  
MONTH TO DATE 1 0 1 2  
SINCE JUN 1 21 30 -9 18  
SINCE JUL 1 1 3 -2 2  
 
COOLING  
YESTERDAY 23 6 17 6  
MONTH TO DATE 187 180 7 180  
SINCE JUN 1 599 636 -37 679  
SINCE JAN 1 647 697 -50 815    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 53 4:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 2003  
MINIMUM TEMPERATURE (F) 61 41 1958  
 
SUNRISE AND SUNSET  
AUGUST 25 2023........SUNRISE 6:14 AM CDT SUNSET 7:42 PM CDT  
AUGUST 26 2023........SUNRISE 6:15 AM CDT SUNSET 7:40 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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