521  
CDUS43 KLOT 182133  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT FRI APR 18 2025  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR APRIL 18 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1905 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 74 1:30 PM 91 2002 61 13 56  
MINIMUM 56 3:32 AM 22 1983 39 17 41  
1990  
AVERAGE 65 50 15 49  
 
PRECIPITATION (IN)  
TODAY 0.07 1.62 2013 0.14 -0.07 0.21  
MONTH TO DATE 1.70 2.16 -0.46 3.07  
SINCE MAR 1 4.52 4.56 -0.04 7.65  
SINCE JAN 1 5.77 7.79 -2.02 10.22  
 
SNOWFALL (IN)  
TODAY 0.0 7.0 1912 0.1 -0.1 0.0  
MONTH TO DATE T 0.7 -0.7 0.5  
SINCE MAR 1 4.2 5.6 -1.4 6.1  
SINCE JUL 1 17.1 36.9 -19.8 27.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 15 -15 16  
MONTH TO DATE 338 329 9 260  
SINCE MAR 1 1015 1189 -174 939  
SINCE JUL 1 5610 6117 -507 5113  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 8  
SINCE MAR 1 0 2 -2 8  
SINCE JAN 1 0 2 -2 8    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 11.1  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 2:00 PM  
LOWEST 49 12:00 AM  
AVERAGE 65  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 87 1985  
MINIMUM TEMPERATURE (F) 40 16 1983  
 
SUNRISE AND SUNSET  
APRIL 18 2025.........SUNRISE 6:10 AM CDT SUNSET 7:42 PM CDT  
APRIL 19 2025.........SUNRISE 6:09 AM CDT SUNSET 7:43 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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