057  
CDUS43 KLOT 280633  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT FRI JUL 28 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR JULY 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 91 2:54 PM 103 1955 84 7 85  
MINIMUM 66 MM 46 1937 64 2 66  
AVERAGE 79 74 5 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.25 1896 0.13 -0.13 0.15  
MONTH TO DATE 3.02 3.31 -0.29 5.38  
SINCE JUN 1 4.92 8.54 -3.62 7.59  
SINCE JAN 1 18.76 22.10 -3.34 19.16  
 
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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 20 27 -7 16  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 9 5 11  
MONTH TO DATE 208 242 -34 267  
SINCE JUN 1 373 424 -51 478  
SINCE JAN 1 421 485 -64 614    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 56 3:00 PM  
AVERAGE 78  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 103 1916  
MINIMUM TEMPERATURE (F) 64 46 1925  
 
SUNRISE AND SUNSET  
JULY 28 2023..........SUNRISE 5:45 AM CDT SUNSET 8:20 PM CDT  
JULY 29 2023..........SUNRISE 5:46 AM CDT SUNSET 8:19 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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