987  
CDUS43 KLOT 182137  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CDT WED OCT 18 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 18 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 67 11:46 AM 86 1950 61 6 49  
1953  
MINIMUM 41 12:40 AM 19 1952 41 0 32  
AVERAGE 54 51 3 41  
 
PRECIPITATION (IN)  
TODAY T 1.85 1985 0.09 -0.09 0.00  
MONTH TO DATE 3.83 1.55 2.28 0.78  
SINCE SEP 1 6.02 5.17 0.85 6.62  
SINCE JAN 1 27.49 31.96 -4.47 34.71  
 
SNOWFALL (IN)  
TODAY 0.0 0.1 1972 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE SEP 1 0.0 0.0 0.0 T  
SINCE JUL 1 0.0 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 11 14 -3 24  
MONTH TO DATE 202 195 7 260  
SINCE SEP 1 240 302 -62 372  
SINCE JUL 1 243 313 -70 374  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 24 8 16 0  
SINCE SEP 1 128 97 31 103  
SINCE JAN 1 801 836 -35 971    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 12:00 AM  
LOWEST 47 2:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 84 1924  
1953  
MINIMUM TEMPERATURE (F) 41 18 1992  
 
SUNRISE AND SUNSET  
OCTOBER 18 2023.......SUNRISE 7:12 AM CDT SUNSET 6:10 PM CDT  
OCTOBER 19 2023.......SUNRISE 7:13 AM CDT SUNSET 6:09 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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