313  
CDUS43 KLOT 210656  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
156 AM CDT SUN JUL 21 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR JULY 20 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1905 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 12:19 PM 102 1930 84 -5 84  
MINIMUM 59 5:08 AM 49 1927 64 -5 63  
AVERAGE 69 74 -5 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.45 2017 0.12 -0.12 0.00  
MONTH TO DATE 5.45 2.45 3.00 1.56  
SINCE JUN 1 9.92 7.68 2.24 3.46  
SINCE JAN 1 24.92 21.24 3.68 17.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1994 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 2 0 2 0  
SINCE JUN 1 8 27 -19 20  
SINCE JUL 1 2 0 2 0  
 
COOLING  
YESTERDAY 4 9 -5 9  
MONTH TO DATE 166 179 -13 143  
SINCE JUN 1 440 361 79 308  
SINCE JAN 1 508 422 86 356    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 2.7  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 AM  
LOWEST 48 11:00 AM  
AVERAGE 71  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 102 1934  
MINIMUM TEMPERATURE (F) 64 43 1944  
 
SUNRISE AND SUNSET  
JULY 21 2024..........SUNRISE 5:39 AM CDT SUNSET 8:26 PM CDT  
JULY 22 2024..........SUNRISE 5:40 AM CDT SUNSET 8:25 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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