027  
CDUS43 KLOT 160642  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1242 AM CST TUE JAN 16 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR JANUARY 15 2024
 
 
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)  
YESTERDAY  
MAXIMUM -2 11:59 PM 55 1953 29 -31 43  
MINIMUM -16 3:24 AM -24 1979 14 -30 26  
AVERAGE -9 22 -31 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.60 1943 0.05 -0.05 0.00  
MONTH TO DATE 1.58 0.80 0.78 0.47  
SINCE DEC 1 4.71 2.73 1.98 3.03  
SINCE JAN 1 1.58 0.80 0.78 0.47  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.5 1943 0.4 -0.4 0.0  
MONTH TO DATE 14.0 5.1 8.9 0.7  
SINCE DEC 1 16.8 14.5 2.3 4.0  
SINCE JUL 1 18.3 17.0 1.3 6.3  
SNOW DEPTH 9  
 
DEGREE DAYS  
HEATING  
YESTERDAY 74 44 30 30  
MONTH TO DATE 625 641 -16 486  
SINCE DEC 1 1508 1811 -303 1682  
SINCE JUL 1 2725 3127 -402 2958  
 
COOLING  
YESTERDAY 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 13 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 2:00 AM  
LOWEST 64 2:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 53 1933  
MINIMUM TEMPERATURE (F) 14 -25 2009  
 
SUNRISE AND SUNSET  
JANUARY 16 2024.......SUNRISE 7:22 AM CST SUNSET 4:50 PM CST  
JANUARY 17 2024.......SUNRISE 7:22 AM CST SUNSET 4:51 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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