512  
CDUS43 KLOT 120639  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
139 AM CDT TUE MAR 12 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR MARCH 11 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 71R 3:12 PM 71 1990 44 27 37  
MINIMUM 25 2:19 AM -4 1943 26 -1 32  
AVERAGE 48 35 13 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.37 1962 0.07 -0.07 0.30  
MONTH TO DATE 0.84 0.78 0.06 1.28  
SINCE MAR 1 0.84 0.78 0.06 1.28  
SINCE JAN 1 3.41 4.01 -0.60 7.14  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.0 1941 0.2 -0.2 2.9  
1950  
MONTH TO DATE 0.0 2.5 -2.5 10.3  
SINCE MAR 1 0.0 2.5 -2.5 10.3  
SINCE JUL 1 21.2 33.8 -12.6 30.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 30 -13 30  
MONTH TO DATE 218 351 -133 294  
SINCE MAR 1 218 351 -133 294  
SINCE JUL 1 4392 5279 -887 4851  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 12.8  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 2:00 AM  
LOWEST 30 3:00 PM  
AVERAGE 54  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 78 1990  
MINIMUM TEMPERATURE (F) 27 -3 1948  
 
SUNRISE AND SUNSET  
MARCH 12 2024.........SUNRISE 7:12 AM CDT SUNSET 7:00 PM CDT  
MARCH 13 2024.........SUNRISE 7:11 AM CDT SUNSET 7:01 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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