460  
CDUS43 KLOT 290710  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
210 AM CDT THU MAY 29 2025  
   
...............................  
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 28 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 66 4:47 PM 93 1991 76 -10 71  
2006  
MINIMUM 50 11:55 PM 36 1949 54 -4 53  
1992  
AVERAGE 58 65 -7 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 4.77 1996 0.15 -0.08 0.13  
MONTH TO DATE 2.17 3.72 -1.55 3.96  
SINCE MAR 1 7.15 9.87 -2.72 12.43  
SINCE JAN 1 8.40 13.10 -4.70 15.00  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
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 7 3 4 3  
MONTH TO DATE 199 189 10 61  
SINCE MAR 1 1323 1531 -208 1148  
SINCE JUL 1 5918 6459 -541 5322  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 34 44 -10 52  
SINCE MAR 1 38 51 -13 68  
SINCE JAN 1 38 51 -13 68    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 11:00 PM  
LOWEST 53 1:00 AM  
AVERAGE 73  
   
......................................................  
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 97 1934  
MINIMUM TEMPERATURE (F) 54 33 1965  
 
SUNRISE AND SUNSET  
MAY 29 2025...........SUNRISE 5:24 AM CDT SUNSET 8:24 PM CDT  
MAY 30 2025...........SUNRISE 5:24 AM CDT SUNSET 8:25 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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