991  
CDUS43 KLOT 280635  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
135 AM CDT MON AUG 28 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 27 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 77 4:52 PM 97 1937 81 -4 82  
1953  
MINIMUM 59 11:59 PM 40 1915 60 -1 57  
AVERAGE 68 70 -2 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.70 1950 0.14 -0.14 0.00  
MONTH TO DATE 1.41 3.62 -2.21 7.85  
SINCE JUN 1 7.63 12.66 -5.03 15.49  
SINCE JAN 1 21.47 26.22 -4.75 27.06  
 
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 3 6 -3 5  
MONTH TO DATE 205 198 7 202  
SINCE JUN 1 617 654 -37 701  
SINCE JAN 1 665 715 -50 837    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 6:00 AM  
LOWEST 41 6:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 1955  
MINIMUM TEMPERATURE (F) 60 38 1915  
 
SUNRISE AND SUNSET  
AUGUST 28 2023........SUNRISE 6:17 AM CDT SUNSET 7:37 PM CDT  
AUGUST 29 2023........SUNRISE 6:18 AM CDT SUNSET 7:36 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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