090  
CDUS43 KLOT 270634  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT TUE MAY 27 2025  
   
...............................  
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 26 2025  
 
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)  
YESTERDAY  
MAXIMUM 71 3:21 PM 92 1911 75 -4 76  
MINIMUM 43 5:05 AM 32 1925 53 -10 53  
AVERAGE 57 64 -7 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.33 1913 0.14 -0.14 0.44  
MONTH TO DATE 2.10 3.42 -1.32 3.83  
SINCE MAR 1 7.08 9.57 -2.49 12.30  
SINCE JAN 1 8.33 12.80 -4.47 14.87  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1909 0.0 0.0 0.0  
1937  
1938  
MONTH TO DATE T 0.0 0.0 T  
SINCE MAR 1 4.2 5.8 -1.6 6.1  
SINCE JUL 1 17.1 37.1 -20.0 27.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 4 4 0  
MONTH TO DATE 192 182 10 58  
SINCE MAR 1 1316 1524 -208 1145  
SINCE JUL 1 5911 6452 -541 5319  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 34 38 -4 51  
SINCE MAR 1 38 45 -7 67  
SINCE JAN 1 38 45 -7 67    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 5:00 AM  
LOWEST 31 4:00 PM  
AVERAGE 59  
   
......................................................  
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 99 2012  
MINIMUM TEMPERATURE (F) 54 30 1992  
 
SUNRISE AND SUNSET  
MAY 27 2025...........SUNRISE 5:25 AM CDT SUNSET 8:22 PM CDT  
MAY 28 2025...........SUNRISE 5:25 AM CDT SUNSET 8:23 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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