042  
CDUS43 KLOT 090634  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT WED AUG 09 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 8 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 80 11:48 AM 99 1934 83 -3 79  
MINIMUM 58 5:51 AM 42 1904 63 -5 64  
AVERAGE 69 73 -4 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.21 3.23 2022 0.13 0.08 3.23  
MONTH TO DATE 0.21 1.03 -0.82 6.18  
SINCE JUN 1 6.43 10.07 -3.64 13.82  
SINCE JAN 1 20.27 23.63 -3.36 25.39  
 
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 4 8 -4 7  
MONTH TO DATE 57 64 -7 96  
SINCE JUN 1 469 520 -51 595  
SINCE JAN 1 517 581 -64 731    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 54 11:00 AM  
AVERAGE 76  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 100 1934  
1936  
MINIMUM TEMPERATURE (F) 63 43 1927  
 
SUNRISE AND SUNSET  
AUGUST 9 2023........SUNRISE 5:57 AM CDT SUNSET 8:06 PM CDT  
AUGUST 10 2023........SUNRISE 5:58 AM CDT SUNSET 8:04 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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