619  
CDUS43 KLOT 110633  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1233 AM CST WED DEC 11 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 10 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 35 12:12 AM 57 1911 36 -1 33  
2015  
2020  
MINIMUM 27 11:59 PM -20 1919 22 5 27  
AVERAGE 31 29 2 30  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.60 2003 0.07 -0.07 T  
MONTH TO DATE T 0.71 -0.71 1.59  
SINCE DEC 1 T 0.71 -0.71 1.59  
SINCE JAN 1 34.36 36.02 -1.66 30.92  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.0 1944 0.3 -0.3 0.0  
MONTH TO DATE 0.2 2.8 -2.6 0.9  
SINCE DEC 1 0.2 2.8 -2.6 0.9  
SINCE JUL 1 0.8 5.3 -4.5 2.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 36 -2 35  
MONTH TO DATE 369 346 23 271  
SINCE DEC 1 369 346 23 271  
SINCE JUL 1 1351 1662 -311 1488  
 
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 16 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 2:00 AM  
LOWEST 60 9:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 61 1949  
MINIMUM TEMPERATURE (F) 21 -18 1972  
 
SUNRISE AND SUNSET  
DECEMBER 11 2024......SUNRISE 7:15 AM CST SUNSET 4:24 PM CST  
DECEMBER 12 2024......SUNRISE 7:16 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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