370  
CDUS43 KLOT 180632  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT SUN JUN 18 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR JUNE 17 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 83 4:00 PM 99 1933 81 2 86  
MINIMUM 49 4:36 AM 42 1980 60 -11 62  
AVERAGE 66 71 -5 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.10 1926 0.18 -0.18 0.00  
1964  
MONTH TO DATE 0.37 3.11 -2.74 1.31  
SINCE JUN 1 0.37 3.11 -2.74 1.31  
SINCE JAN 1 14.21 16.67 -2.46 12.88  
 
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 35.5 37.1 -1.6 21.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 20 24 -4 16  
SINCE JUN 1 20 24 -4 16  
SINCE JUL 1 6063 6493 -430 6130  
 
COOLING  
YESTERDAY 1 6 -5 9  
MONTH TO DATE 62 83 -21 97  
SINCE JUN 1 62 83 -21 97  
SINCE JAN 1 110 144 -34 233    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 2.8  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 31 4:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 99 1994  
MINIMUM TEMPERATURE (F) 61 47 1950  
1999  
 
SUNRISE AND SUNSET  
JUNE 18 2023..........SUNRISE 5:20 AM CDT SUNSET 8:35 PM CDT  
JUNE 19 2023..........SUNRISE 5:20 AM CDT SUNSET 8:36 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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