234  
CDUS43 KLOT 270636  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1236 AM CST FRI DEC 27 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 26 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 46 10:00 PM 56 2019 31 15 45  
MINIMUM 36 12:13 AM -23 1914 18 18 32  
AVERAGE 41 24 17 39  
 
PRECIPITATION (IN)  
YESTERDAY T 0.75 1988 0.05 -0.05 T  
MONTH TO DATE 0.68 1.66 -0.98 2.74  
SINCE DEC 1 0.68 1.66 -0.98 2.74  
SINCE JAN 1 35.04 36.97 -1.93 32.07  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.5 1988 0.3 -0.3 T  
MONTH TO DATE 4.6 7.8 -3.2 0.9  
SINCE DEC 1 4.6 7.8 -3.2 0.9  
SINCE JUL 1 5.2 10.3 -5.1 2.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 40 -16 26  
MONTH TO DATE 966 964 2 718  
SINCE DEC 1 966 964 2 718  
SINCE JUL 1 1948 2280 -332 1935  
 
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 10 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 PM  
LOWEST 89 1:00 AM  
AVERAGE 91  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 55 1959  
MINIMUM TEMPERATURE (F) 17 -19 1950  
 
SUNRISE AND SUNSET  
DECEMBER 27 2024......SUNRISE 7:24 AM CST SUNSET 4:31 PM CST  
DECEMBER 28 2024......SUNRISE 7:24 AM CST SUNSET 4:32 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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