580  
CDUS43 KLOT 120635  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
135 AM CDT SUN MAY 12 2024  
   
...............................  
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 11 2024  
 
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)  
YESTERDAY  
MAXIMUM 72 3:54 PM 94 2022 69 3 83  
MINIMUM 46 1:18 AM 28 1907 48 -2 50  
AVERAGE 59 59 0 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.14 1966 0.13 -0.13 0.00  
MONTH TO DATE 2.77 1.35 1.42 0.79  
SINCE MAR 1 11.24 7.50 3.74 6.77  
SINCE JAN 1 13.81 10.73 3.08 12.63  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.0 1966 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE MAR 1 6.1 5.8 0.3 15.0  
SINCE JUL 1 27.3 37.1 -9.8 35.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 8 -2 0  
MONTH TO DATE 45 99 -54 76  
SINCE MAR 1 1132 1441 -309 1426  
SINCE JUL 1 5306 6369 -1063 5983  
 
COOLING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 1 8 -7 14  
SINCE MAR 1 17 15 2 23  
SINCE JAN 1 17 15 2 23    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 9.5  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1:00 AM  
LOWEST 31 5:00 PM  
AVERAGE 62  
   
......................................................  
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 93 2022  
MINIMUM TEMPERATURE (F) 48 29 1981  
 
SUNRISE AND SUNSET  
MAY 12 2024...........SUNRISE 5:38 AM CDT SUNSET 8:08 PM CDT  
MAY 13 2024...........SUNRISE 5:37 AM CDT SUNSET 8:09 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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