196  
CDUS43 KLOT 182134  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT TUE JUL 18 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR JULY 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 80 2:59 PM 99 2012 84 -4 88  
MINIMUM 54 5:01 AM 45 1924 64 -10 63  
AVERAGE 67 74 -7 76  
 
PRECIPITATION (IN)  
TODAY 0.00 4.70 1952 0.11 -0.11 0.00  
MONTH TO DATE 1.56 2.21 -0.65 4.07  
SINCE JUN 1 3.46 7.44 -3.98 6.28  
SINCE JAN 1 17.30 21.00 -3.70 17.85  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 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  
TODAY 2 9 -7 11  
MONTH TO DATE 129 161 -32 168  
SINCE JUN 1 294 343 -49 379  
SINCE JAN 1 342 404 -62 515    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 1.8  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 43 2:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 100 1930  
2011  
MINIMUM TEMPERATURE (F) 64 49 1909  
 
SUNRISE AND SUNSET  
JULY 18 2023..........SUNRISE 5:36 AM CDT SUNSET 8:29 PM CDT  
JULY 19 2023..........SUNRISE 5:37 AM CDT SUNSET 8:28 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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