309  
CDUS43 KLOT 050640  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
140 AM CDT SAT AUG 05 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 4 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 84 3:51 PM 99 1896 83 1 88  
1930  
1947  
MINIMUM 66 MM 46 1912 63 3 69  
AVERAGE 75 73 2 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.78 1919 0.13 -0.13 0.00  
MONTH TO DATE 0.00 0.52 -0.52 0.03  
SINCE JUN 1 6.22 9.56 -3.34 7.67  
SINCE JAN 1 20.06 23.12 -3.06 19.24  
 
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 0 0 0 0  
SINCE JUN 1 20 30 -10 16  
SINCE JUL 1 0 3 -3 0  
 
COOLING  
YESTERDAY 10 8 2 14  
MONTH TO DATE 33 32 1 48  
SINCE JUN 1 445 488 -43 547  
SINCE JAN 1 493 549 -56 683    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 51 5:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 104 1918  
MINIMUM TEMPERATURE (F) 63 47 1948  
 
SUNRISE AND SUNSET  
AUGUST 5 2023........SUNRISE 5:53 AM CDT SUNSET 8:11 PM CDT  
AUGUST 6 2023........SUNRISE 5:54 AM CDT SUNSET 8:10 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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