017  
CDUS43 KLOT 280639  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
139 AM CDT SUN APR 28 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR APRIL 27 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 79 3:45 PM 88 1915 64 15 68  
MINIMUM 60 1:10 AM 26 1907 43 17 32  
1928  
1933  
AVERAGE 70 53 17 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 1.91 1956 0.14 -0.08 0.00  
MONTH TO DATE 3.57 3.34 0.23 2.49  
SINCE MAR 1 8.15 5.74 2.41 5.79  
SINCE JAN 1 10.72 8.97 1.75 11.65  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.7 2019 0.1 -0.1 0.0  
MONTH TO DATE 0.5 0.9 -0.4 0.9  
SINCE MAR 1 6.1 5.8 0.3 15.0  
SINCE JUL 1 27.3 37.1 -9.8 35.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 12 -12 15  
MONTH TO DATE 396 449 -53 429  
SINCE MAR 1 1075 1309 -234 1300  
SINCE JUL 1 5249 6237 -988 5857  
 
COOLING  
YESTERDAY 5 0 5 0  
MONTH TO DATE 13 0 13 9  
SINCE MAR 1 13 2 11 9  
SINCE JAN 1 13 2 11 9    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 16.4  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 11:00 PM  
LOWEST 60 3:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 86 1952  
MINIMUM TEMPERATURE (F) 43 28 1950  
1976  
2019  
 
SUNRISE AND SUNSET  
APRIL 28 2024.........SUNRISE 5:55 AM CDT SUNSET 7:53 PM CDT  
APRIL 29 2024.........SUNRISE 5:54 AM CDT SUNSET 7:54 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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