575  
CDUS43 KLOT 190633  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT THU SEP 19 2024  
   
...............................  
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 18 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 87 1:02 PM 92 1920 75 12 75  
MINIMUM 50 5:36 AM 32 1916 53 -3 46  
1929  
AVERAGE 69 64 5 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.53 1960 0.13 -0.13 T  
MONTH TO DATE T 2.30 -2.30 0.81  
SINCE SEP 1 T 2.30 -2.30 0.81  
SINCE JAN 1 29.48 29.09 0.39 22.28  
 
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 SEP 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 4 -4 4  
MONTH TO DATE 26 38 -12 31  
SINCE SEP 1 26 38 -12 31  
SINCE JUL 1 35 49 -14 34  
 
COOLING  
YESTERDAY 4 2 2 0  
MONTH TO DATE 63 68 -5 62  
SINCE SEP 1 63 68 -5 62  
SINCE JAN 1 898 807 91 735    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 1.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 4:00 AM  
LOWEST 30 3:00 PM  
AVERAGE 65  
   
......................................................  
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 93 1947  
1948  
2021  
MINIMUM TEMPERATURE (F) 52 34 1929  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2024.....SUNRISE 6:41 AM CDT SUNSET 6:58 PM CDT  
SEPTEMBER 20 2024.....SUNRISE 6:42 AM CDT SUNSET 6:56 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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