533  
CDUS43 KLOT 280636  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1236 AM CST SAT DEC 28 2024  
   
...............................  
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 27 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 10:53 PM 55 1959 31 19 43  
MINIMUM 45 8:23 AM -19 1950 17 28 31  
AVERAGE 48 24 24 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.44 1.49 2008 0.05 0.39 0.00  
MONTH TO DATE 1.12 1.71 -0.59 2.74  
SINCE DEC 1 1.12 1.71 -0.59 2.74  
SINCE JAN 1 35.48 37.02 -1.54 32.07  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.0 1909 0.3 -0.3 0.0  
MONTH TO DATE 4.6 8.1 -3.5 0.9  
SINCE DEC 1 4.6 8.1 -3.5 0.9  
SINCE JUL 1 5.2 10.6 -5.4 2.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 41 -24 28  
MONTH TO DATE 983 1005 -22 746  
SINCE DEC 1 983 1005 -22 746  
SINCE JUL 1 1965 2321 -356 1963  
 
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 23 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 9:00 PM  
LOWEST 79 9:00 AM  
AVERAGE 86  
   
......................................................  
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 66 1984  
MINIMUM TEMPERATURE (F) 17 -21 1924  
 
SUNRISE AND SUNSET  
DECEMBER 28 2024......SUNRISE 7:24 AM CST SUNSET 4:32 PM CST  
DECEMBER 29 2024......SUNRISE 7:25 AM CST SUNSET 4:33 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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