249  
CDUS43 KLOT 180632  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT SUN JUN 18 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 17 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 1:36 PM 96 1887 81 0 84  
1957  
MINIMUM 53 4:16 AM 42 1980 62 -9 64  
AVERAGE 67 71 -4 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.69 1978 0.13 -0.13 0.00  
MONTH TO DATE 1.47 2.39 -0.92 2.40  
SINCE JUN 1 1.47 2.39 -0.92 2.40  
SINCE JAN 1 14.43 17.04 -2.61 18.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE JUN 1 0.0 0.0 0.0 T  
SINCE JUL 1 20.2 38.4 -18.2 32.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 25 27 -2 6  
SINCE JUN 1 25 27 -2 6  
SINCE JUL 1 5418 5970 -552 5676  
 
COOLING  
YESTERDAY 2 7 -5 9  
MONTH TO DATE 70 89 -19 93  
SINCE JUN 1 70 89 -19 93  
SINCE JAN 1 163 159 4 238    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 3:00 AM  
LOWEST 37 6:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 98 1954  
MINIMUM TEMPERATURE (F) 62 45 1999  
 
SUNRISE AND SUNSET  
JUNE 18 2023..........SUNRISE 5:16 AM CDT SUNSET 8:30 PM CDT  
JUNE 19 2023..........SUNRISE 5:16 AM CDT SUNSET 8:30 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