099  
CDUS43 KLOT 102159  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
459 PM CDT THU AUG 10 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 10 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 84 2:59 PM 98 1913 83 1 84  
1944  
MINIMUM 61 1:49 AM 48 1917 63 -2 57  
AVERAGE 73 73 0 71  
 
PRECIPITATION (IN)  
TODAY 0.00 1.87 1994 0.13 -0.13 0.00  
MONTH TO DATE 0.21 1.29 -1.08 6.18  
SINCE JUN 1 6.43 10.33 -3.90 13.82  
SINCE JAN 1 20.27 23.89 -3.62 25.39  
 
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 30 -10 16  
SINCE JUL 1 0 3 -3 0  
 
COOLING  
TODAY 8 8 0 6  
MONTH TO DATE 68 80 -12 108  
SINCE JUN 1 480 536 -56 607  
SINCE JAN 1 528 597 -69 743    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 49 3:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 101 1941  
MINIMUM TEMPERATURE (F) 63 47 1982  
 
SUNRISE AND SUNSET  
AUGUST 10 2023........SUNRISE 5:58 AM CDT SUNSET 8:04 PM CDT  
AUGUST 11 2023........SUNRISE 5:59 AM CDT SUNSET 8:03 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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