269  
CDUS43 KLOT 120632  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1232 AM CST THU DEC 12 2024  
   
...............................  
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 11 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 30 11:14 AM 61 1949 36 -6 36  
MINIMUM 6 11:59 PM -18 1972 21 -15 25  
AVERAGE 18 28 -10 31  
 
PRECIPITATION (IN)  
YESTERDAY T 0.92 1996 0.07 -0.07 0.00  
MONTH TO DATE T 0.78 -0.78 1.59  
SINCE DEC 1 T 0.78 -0.78 1.59  
SINCE JAN 1 34.36 36.09 -1.73 30.92  
 
SNOWFALL (IN)  
YESTERDAY 0.1 8.3 2000 0.3 -0.2 0.0  
MONTH TO DATE 0.3 3.1 -2.8 0.9  
SINCE DEC 1 0.3 3.1 -2.8 0.9  
SINCE JUL 1 0.9 5.6 -4.7 2.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 47 36 11 34  
MONTH TO DATE 416 382 34 305  
SINCE DEC 1 416 382 34 305  
SINCE JUL 1 1398 1698 -300 1522  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 958 839 119 805    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 14.5  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 5:00 AM  
LOWEST 36 3:00 PM  
AVERAGE 54  
   
......................................................  
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 60 1991  
MINIMUM TEMPERATURE (F) 21 -9 2000  
 
SUNRISE AND SUNSET  
DECEMBER 12 2024......SUNRISE 7:16 AM CST SUNSET 4:25 PM CST  
DECEMBER 13 2024......SUNRISE 7:17 AM CST SUNSET 4:25 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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