502  
CDUS43 KLOT 192233  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CST THU DEC 19 2024  
   
...............................  
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 19 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
SNOWFALL VALID THROUGH NOON 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 30 3:53 PM 56 1988 33 -3 34  
MINIMUM 24 7:41 AM -21 1983 19 5 12  
AVERAGE 27 26 1 23  
 
PRECIPITATION (IN)  
TODAY 0.02 0.91 1987 0.06 -0.04 0.00  
MONTH TO DATE 0.56 1.26 -0.70 1.71  
SINCE DEC 1 0.56 1.26 -0.70 1.71  
SINCE JAN 1 34.92 36.57 -1.65 31.04  
 
SNOWFALL (IN)  
TODAY T 6.8 2008 0.3 -0.3 0.0  
MONTH TO DATE 2.2 5.6 -3.4 0.9  
SINCE DEC 1 2.2 5.6 -3.4 0.9  
SINCE JUL 1 2.8 8.1 -5.3 2.4  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
TODAY 38 39 -1 42  
MONTH TO DATE 712 686 26 564  
SINCE DEC 1 712 686 26 564  
SINCE JUL 1 1694 2002 -308 1781  
 
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 17 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 6.4  
 
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  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 4:00 PM  
LOWEST 65 12:00 AM  
AVERAGE 75  
   
......................................................  
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 59 1949  
MINIMUM TEMPERATURE (F) 19 -20 1963  
 
SUNRISE AND SUNSET  
DECEMBER 19 2024......SUNRISE 7:21 AM CST SUNSET 4:27 PM CST  
DECEMBER 20 2024......SUNRISE 7:21 AM CST SUNSET 4:27 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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