336  
CDUS43 KLOT 210639  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
139 AM CDT THU MAR 21 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR MARCH 20 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 44 12:10 AM 83 2012 49 -5 53  
MINIMUM 27 9:50 PM 4 1965 30 -3 27  
AVERAGE 36 39 -3 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.67 2011 0.08 -0.08 0.00  
MONTH TO DATE 1.22 1.46 -0.24 1.62  
SINCE MAR 1 1.22 1.46 -0.24 1.62  
SINCE JAN 1 3.79 4.69 -0.90 7.48  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.4 1964 0.1 -0.1 0.0  
MONTH TO DATE T 3.9 -3.9 10.8  
SINCE MAR 1 T 3.9 -3.9 10.8  
SINCE JUL 1 21.2 35.2 -14.0 31.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 26 3 25  
MONTH TO DATE 404 599 -195 607  
SINCE MAR 1 404 599 -195 607  
SINCE JUL 1 4578 5527 -949 5164  
 
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 23 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 45 4:00 AM  
LOWEST 21 5:00 PM  
AVERAGE 33  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 84 2012  
MINIMUM TEMPERATURE (F) 30 6 1965  
 
SUNRISE AND SUNSET  
MARCH 21 2024.........SUNRISE 6:57 AM CDT SUNSET 7:10 PM CDT  
MARCH 22 2024.........SUNRISE 6:55 AM CDT SUNSET 7:12 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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