578  
CDUS43 KLOT 292132  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT SUN SEP 29 2024  
   
...............................  
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 29 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 73 2:59 PM 99 1953 71 2 76  
MINIMUM 69 10:17 AM 33 1942 53 16 57  
AVERAGE 71 62 9 67  
 
PRECIPITATION (IN)  
TODAY T 1.13 1929 0.08 -0.08 0.00  
MONTH TO DATE 1.89 2.68 -0.79 3.60  
SINCE SEP 1 1.89 2.68 -0.79 3.60  
SINCE JAN 1 31.36 26.71 4.65 29.21  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 0  
MONTH TO DATE 10 54 -44 15  
SINCE SEP 1 10 54 -44 15  
SINCE JUL 1 10 58 -48 16  
 
COOLING  
TODAY 6 2 4 2  
MONTH TO DATE 212 133 79 131  
SINCE SEP 1 212 133 79 131  
SINCE JAN 1 1335 1089 246 1093    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 13.6  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 10:00 AM  
LOWEST 63 1:00 AM  
AVERAGE 75  
   
......................................................  
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 92 1971  
MINIMUM TEMPERATURE (F) 53 34 1984  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2024.....SUNRISE 6:46 AM CDT SUNSET 6:35 PM CDT  
SEPTEMBER 30 2024.....SUNRISE 6:47 AM CDT SUNSET 6:33 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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