441  
CDUS43 KLOT 050633  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT THU OCT 05 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 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 81 3:17 PM 90 1922 68 13 75  
MINIMUM 63 11:59 PM 24 1989 46 17 38  
AVERAGE 72 57 15 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.18 1991 0.09 -0.09 0.00  
MONTH TO DATE 0.00 0.38 -0.38 0.00  
SINCE SEP 1 2.19 4.00 -1.81 5.84  
SINCE JAN 1 23.66 30.79 -7.13 33.93  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2014 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 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 9 -9 8  
MONTH TO DATE 0 33 -33 34  
SINCE SEP 1 38 140 -102 146  
SINCE JUL 1 41 151 -110 148  
 
COOLING  
YESTERDAY 7 1 6 0  
MONTH TO DATE 24 4 20 0  
SINCE SEP 1 128 93 35 103  
SINCE JAN 1 801 832 -31 971    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 11.1  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 11:00 PM  
LOWEST 49 2:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 90 1922  
MINIMUM TEMPERATURE (F) 46 27 1935  
1980  
 
SUNRISE AND SUNSET  
OCTOBER 5 2023.......SUNRISE 6:58 AM CDT SUNSET 6:31 PM CDT  
OCTOBER 6 2023.......SUNRISE 6:59 AM CDT SUNSET 6:30 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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