437  
CDUS43 KLOT 122237  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CST FRI JAN 12 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR JANUARY 12 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 34 8:30 AM 55 1960 29 5 38  
MINIMUM 24 12:27 AM -21 1974 15 9 33  
AVERAGE 29 22 7 36  
 
PRECIPITATION (IN)  
TODAY 0.73 2.46 1960 0.05 0.68 T  
MONTH TO DATE 1.47 0.65 0.82 0.46  
SINCE DEC 1 4.60 2.58 2.02 3.02  
SINCE JAN 1 1.47 0.65 0.82 0.46  
 
SNOWFALL (IN)  
TODAY 4.9 8.8 1966 0.3 4.6 0.1  
MONTH TO DATE 11.1 4.0 7.1 0.6  
SINCE DEC 1 13.9 13.4 0.5 3.9  
SINCE JUL 1 15.4 15.9 -0.5 6.2  
SNOW DEPTH 8  
 
DEGREE DAYS  
HEATING  
TODAY 36 43 -7 29  
MONTH TO DATE 426 510 -84 382  
SINCE DEC 1 1309 1680 -371 1578  
SINCE JUL 1 2526 2996 -470 2854  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY SNOW  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
BLOWING SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 10:00 AM  
LOWEST 81 3:00 AM  
AVERAGE 89  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 54 1961  
MINIMUM TEMPERATURE (F) 14 -17 1916  
 
SUNRISE AND SUNSET  
JANUARY 12 2024.......SUNRISE 7:24 AM CST SUNSET 4:46 PM CST  
JANUARY 13 2024.......SUNRISE 7:23 AM CST SUNSET 4:47 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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