614  
CDUS43 KLOT 250633  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1233 AM CST MON DEC 25 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 24 2023
 
 
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)  
YESTERDAY  
MAXIMUM 53 6:26 PM 55 1982 32 21 12  
2019  
2021  
MINIMUM 47 2:48 AM -24 1983 18 29 -2  
AVERAGE 50 25 25 5  
 
PRECIPITATION (IN)  
YESTERDAY T 1.77 1965 0.06 -0.06 0.00  
MONTH TO DATE 2.17 1.55 0.62 2.54  
SINCE DEC 1 2.17 1.55 0.62 2.54  
SINCE JAN 1 31.50 36.86 -5.36 39.45  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.0 1918 0.3 -0.3 0.0  
MONTH TO DATE 0.9 7.2 -6.3 2.9  
SINCE DEC 1 0.9 7.2 -6.3 2.9  
SINCE JUL 1 2.4 9.7 -7.3 5.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 40 -25 60  
MONTH TO DATE 678 884 -206 917  
SINCE DEC 1 678 884 -206 917  
SINCE JUL 1 1895 2200 -305 2193  
 
COOLING  
YESTERDAY 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 15 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 89 10:00 PM  
AVERAGE 95  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 59 2019  
MINIMUM TEMPERATURE (F) 18 -22 2000  
 
SUNRISE AND SUNSET  
DECEMBER 25 2023......SUNRISE 7:23 AM CST SUNSET 4:30 PM CST  
DECEMBER 26 2023......SUNRISE 7:24 AM CST SUNSET 4:30 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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