194  
CDUS43 KLOT 180634  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT SAT MAY 18 2024  
   
...............................  
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MAY 17 2024  
 
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)  
YESTERDAY  
MAXIMUM 81 1:54 PM 94 1962 72 9 63  
MINIMUM 60 5:12 AM 36 1929 52 8 47  
1973  
AVERAGE 71 62 9 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.67 2020 0.13 -0.13 0.00  
MONTH TO DATE 3.35 2.25 1.10 0.53  
SINCE MAR 1 11.83 7.70 4.13 4.12  
SINCE JAN 1 14.81 10.64 4.17 9.47  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 10  
MONTH TO DATE 40 124 -84 90  
SINCE MAR 1 985 1351 -366 1277  
SINCE JUL 1 4534 5674 -1140 5181  
 
COOLING  
YESTERDAY 6 2 4 0  
MONTH TO DATE 32 26 6 26  
SINCE MAR 1 49 37 12 52  
SINCE JAN 1 49 37 12 52    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 36 1:00 PM  
AVERAGE 67  
   
......................................................  
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 93 1934  
1962  
1996  
MINIMUM TEMPERATURE (F) 53 34 2002  
 
SUNRISE AND SUNSET  
MAY 18 2024...........SUNRISE 5:28 AM CDT SUNSET 8:08 PM CDT  
MAY 19 2024...........SUNRISE 5:27 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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