600  
CDUS43 KLOT 312239  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
439 PM CST TUE DEC 31 2024  
   
...............................  
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 31 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 38 4:28 AM 56 1965 30 8 32  
MINIMUM 34 8:40 AM -17 1963 17 17 30  
AVERAGE 36 24 12 31  
 
PRECIPITATION (IN)  
TODAY 0.01 0.72 1923 0.05 -0.04 0.03  
MONTH TO DATE 1.13 1.93 -0.80 3.13  
SINCE DEC 1 1.13 1.93 -0.80 3.13  
SINCE JAN 1 35.49 37.24 -1.75 32.46  
 
SNOWFALL (IN)  
TODAY T 8.5 1978 0.3 -0.3 0.4  
MONTH TO DATE 4.6 9.4 -4.8 2.8  
SINCE DEC 1 4.6 9.4 -4.8 2.8  
SINCE JUL 1 5.2 11.9 -6.7 4.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 29 42 -13 34  
MONTH TO DATE 1090 1170 -80 883  
SINCE DEC 1 1090 1170 -80 883  
SINCE JUL 1 2072 2486 -414 2100  
 
COOLING  
TODAY 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 22 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 12.5  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1:00 AM  
LOWEST 78 5:00 AM  
AVERAGE 84  
   
......................................................  
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 57 1897  
MINIMUM TEMPERATURE (F) 16 -13 1924  
1968  
2018  
 
SUNRISE AND SUNSET  
DECEMBER 31 2024......SUNRISE 7:25 AM CST SUNSET 4:35 PM CST  
JANUARY 1 2025.......SUNRISE 7:25 AM CST SUNSET 4:35 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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