358  
CDUS43 KLOT 150635  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
135 AM CDT TUE AUG 15 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 14 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 68 3:53 PM 97 1944 82 -14 73  
MINIMUM 62 11:59 PM 43 1964 62 0 62  
AVERAGE 65 72 -7 68  
 
PRECIPITATION (IN)  
YESTERDAY 1.08 5.70 1987 0.14 0.94 0.00  
MONTH TO DATE 1.37 1.84 -0.47 6.24  
SINCE JUN 1 7.59 10.88 -3.29 13.88  
SINCE JAN 1 21.43 24.44 -3.01 25.45  
 
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 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 2  
SINCE JUN 1 20 30 -10 18  
SINCE JUL 1 0 3 -3 2  
 
COOLING  
YESTERDAY 0 8 -8 3  
MONTH TO DATE 93 112 -19 122  
SINCE JUN 1 505 568 -63 621  
SINCE JAN 1 553 629 -76 757    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 AM  
LOWEST 84 3:00 PM  
AVERAGE 91  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 99 1988  
MINIMUM TEMPERATURE (F) 62 44 1921  
1929  
 
SUNRISE AND SUNSET  
AUGUST 15 2023........SUNRISE 6:04 AM CDT SUNSET 7:57 PM CDT  
AUGUST 16 2023........SUNRISE 6:05 AM CDT SUNSET 7:56 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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