325  
CDUS43 KLOT 100644  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1244 AM CST TUE DEC 10 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 9 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 50 MM 55 2020 36 14 49  
MINIMUM 34 11:00 PM -12 1958 22 12 33  
AVERAGE 42 29 13 41  
 
PRECIPITATION (IN)  
YESTERDAY T 1.04 2003 0.07 -0.07 0.54  
MONTH TO DATE T 0.64 -0.64 1.59  
SINCE DEC 1 T 0.64 -0.64 1.59  
SINCE JAN 1 34.36 35.95 -1.59 30.92  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.0 1931 0.3 -0.3 T  
MONTH TO DATE 0.2 2.5 -2.3 0.9  
SINCE DEC 1 0.2 2.5 -2.3 0.9  
SINCE JUL 1 0.8 5.0 -4.2 2.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 36 -13 24  
MONTH TO DATE 335 310 25 236  
SINCE DEC 1 335 310 25 236  
SINCE JUL 1 1317 1626 -309 1453  
 
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 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 10.2  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 2:00 AM  
LOWEST 46 2:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 57 1911  
2015  
2020  
MINIMUM TEMPERATURE (F) 22 -20 1919  
 
SUNRISE AND SUNSET  
DECEMBER 10 2024......SUNRISE 7:15 AM CST SUNSET 4:24 PM CST  
DECEMBER 11 2024......SUNRISE 7:15 AM CST SUNSET 4:24 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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