524  
CDUS43 KLOT 300633  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT TUE MAY 30 2023  
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 29 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1905 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 1:29 PM 97 1934 76 11 88  
MINIMUM 46 4:57 AM 33 1965 54 -8 61  
AVERAGE 67 65 2 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.49 1935 0.15 -0.15 0.00  
MONTH TO DATE 1.95 3.87 -1.92 2.53  
SINCE MAR 1 7.93 10.02 -2.09 9.93  
SINCE JAN 1 13.79 13.25 0.54 11.56  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1942 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 15.0 5.8 9.2 6.0  
SINCE JUL 1 35.5 37.1 -1.6 21.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 136 192 -56 170  
SINCE MAR 1 1486 1534 -48 1525  
SINCE JUL 1 6043 6462 -419 6114  
 
COOLING  
YESTERDAY 2 3 -1 10  
MONTH TO DATE 24 47 -23 103  
SINCE MAR 1 33 54 -21 108  
SINCE JAN 1 33 54 -21 108    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 2.1  
 
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 22 1:00 PM  
AVERAGE 54  
   
......................................................
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 96 1934  
MINIMUM TEMPERATURE (F) 55 34 1984  
 
SUNRISE AND SUNSET  
MAY 30 2023...........SUNRISE 5:24 AM CDT SUNSET 8:24 PM CDT  
MAY 31 2023...........SUNRISE 5:23 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.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page