658  
CDUS43 KLOT 182140  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
440 PM CDT THU APR 18 2024  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR APRIL 18 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 56 1:43 PM 91 2002 61 -5 58  
MINIMUM 41 3:52 AM 22 1983 39 2 31  
1990  
AVERAGE 49 50 -1 45  
 
PRECIPITATION (IN)  
TODAY 0.06 1.62 2013 0.14 -0.08 0.00  
MONTH TO DATE 2.92 2.16 0.76 2.15  
SINCE MAR 1 7.50 4.56 2.94 5.45  
SINCE JAN 1 10.07 7.79 2.28 11.31  
 
SNOWFALL (IN)  
TODAY 0.0 7.0 1912 0.1 -0.1 0.0  
MONTH TO DATE 0.5 0.7 -0.2 0.7  
SINCE MAR 1 6.1 5.6 0.5 14.8  
SINCE JUL 1 27.3 36.9 -9.6 35.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 16 15 1 20  
MONTH TO DATE 260 329 -69 255  
SINCE MAR 1 939 1189 -250 1126  
SINCE JUL 1 5113 6117 -1004 5683  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 8 0 8 9  
SINCE MAR 1 8 2 6 9  
SINCE JAN 1 8 2 6 9    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 66 3:00 PM  
AVERAGE 80  
   
......................................................
 
 
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 2024.........SUNRISE 6:10 AM CDT SUNSET 7:42 PM CDT  
APRIL 19 2024.........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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