220  
CDUS43 KLOT 292243  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
443 PM CST FRI DEC 29 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 29 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1905 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 37 2:20 PM 65 1984 31 6 61  
MINIMUM 34 3:59 PM -11 1917 17 17 39  
1925  
1976  
AVERAGE 36 24 12 50  
 
PRECIPITATION (IN)  
TODAY 0.02 1.01 1914 0.05 -0.03 0.00  
MONTH TO DATE 3.10 1.82 1.28 2.56  
SINCE DEC 1 3.10 1.82 1.28 2.56  
SINCE JAN 1 32.43 37.13 -4.70 39.47  
 
SNOWFALL (IN)  
TODAY T 8.0 1954 0.3 -0.3 0.0  
MONTH TO DATE 2.4 8.7 -6.3 3.3  
SINCE DEC 1 2.4 8.7 -6.3 3.3  
SINCE JUL 1 3.9 11.2 -7.3 5.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 29 41 -12 15  
MONTH TO DATE 806 1087 -281 1132  
SINCE DEC 1 806 1087 -281 1132  
SINCE JUL 1 2023 2403 -380 2408  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 805 839 -34 978    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 8:00 AM  
LOWEST 85 4:00 PM  
AVERAGE 91  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 58 2002  
MINIMUM TEMPERATURE (F) 17 -12 1963  
 
SUNRISE AND SUNSET  
DECEMBER 29 2023......SUNRISE 7:25 AM CST SUNSET 4:32 PM CST  
DECEMBER 30 2023......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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