378  
CDUS43 KLOT 192155  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
455 PM CDT WED APR 19 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 19 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 64 12:44 PM 86 1985 60 4 51  
MINIMUM 42 2:51 AM 22 1983 41 1 36  
AVERAGE 53 51 2 44  
 
PRECIPITATION (IN)  
TODAY MM 1.52 1970 0.13 MM 0.00  
MONTH TO DATE 1.38 2.21 -0.83 2.23  
SINCE MAR 1 5.18 4.66 0.52 5.92  
SINCE JAN 1 11.61 8.62 2.99 9.35  
 
SNOWFALL (IN)  
TODAY 0.0 2.0 1888 0.0 0.0 0.0  
MONTH TO DATE 0.4 1.0 -0.6 0.4  
SINCE MAR 1 2.2 6.5 -4.3 4.2  
SINCE JUL 1 20.1 38.1 -18.0 32.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 12 14 -2 21  
MONTH TO DATE 228 333 -105 392  
SINCE MAR 1 1030 1141 -111 1139  
SINCE JUL 1 5065 5610 -545 5356  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 25 0 25 0  
SINCE MAR 1 25 2 23 0  
SINCE JAN 1 25 2 23 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 12.2  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 3:00 AM  
LOWEST 34 12:00 PM  
AVERAGE 51  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 87 1985  
MINIMUM TEMPERATURE (F) 42 24 1897  
 
SUNRISE AND SUNSET  
APRIL 19 2023.........SUNRISE 6:05 AM CDT SUNSET 7:37 PM CDT  
APRIL 20 2023.........SUNRISE 6:04 AM CDT SUNSET 7:38 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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