234  
CDUS43 KLOT 230633  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT SAT MAY 23 2026  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 22 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 66 2:01 PM 94 1925 73 -7 57  
MINIMUM 52 7:40 AM 36 2006 53 -1 46  
AVERAGE 59 63 -4 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.62 1983 0.15 -0.15 T  
MONTH TO DATE 0.73 3.26 -2.53 1.01  
SINCE MAR 1 12.46 9.46 3.00 6.66  
SINCE JAN 1 15.15 13.42 1.73 9.16  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1941 0.0 0.0 0.0  
1953  
2011  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE MAR 1 1.8 6.8 -5.0 2.8  
SINCE JUL 1 34.1 38.4 -4.3 17.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 5 1 13  
MONTH TO DATE 196 162 34 175  
SINCE MAR 1 1191 1438 -247 1233  
SINCE JUL 1 5551 5907 -356 5368  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 34 33 1 26  
SINCE MAR 1 53 43 10 34  
SINCE JAN 1 53 43 10 34    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 1:00 AM  
LOWEST 45 3:00 PM  
AVERAGE 60  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 92 1921  
1964  
1977  
MINIMUM TEMPERATURE (F) 53 37 1917  
 
SUNRISE AND SUNSET  
MAY 23 2026...........SUNRISE 5:24 AM CDT SUNSET 8:13 PM CDT  
MAY 24 2026...........SUNRISE 5:23 AM CDT SUNSET 8:14 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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