054  
CDUS43 KLOT 072133  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT MON APR 07 2025  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 7 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 46 7:44 AM 84 1893 56 -10 50  
MINIMUM 36 2:05 PM 7 1982 37 -1 39  
AVERAGE 41 46 -5 45  
 
PRECIPITATION (IN)  
TODAY T 0.81 1998 0.11 -0.11 0.37  
MONTH TO DATE 1.41 0.75 0.66 1.58  
SINCE MAR 1 4.40 3.20 1.20 5.17  
SINCE JAN 1 6.90 7.16 -0.26 9.32  
 
SNOWFALL (IN)  
TODAY T 3.0 2003 0.0 0.0 0.0  
MONTH TO DATE T 0.5 -0.5 T  
SINCE MAR 1 2.8 6.0 -3.2 1.0  
SINCE JUL 1 17.6 37.6 -20.0 22.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 24 19 5 20  
MONTH TO DATE 137 138 -1 160  
SINCE MAR 1 767 946 -179 802  
SINCE JUL 1 4902 5415 -513 4490  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 2 -2 0  
SINCE JAN 1 0 2 -2 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 16.8  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 9:00 AM  
LOWEST 47 6:00 AM  
AVERAGE 62  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 80 1931  
MINIMUM TEMPERATURE (F) 38 20 1914  
1972  
 
SUNRISE AND SUNSET  
APRIL 7 2025.........SUNRISE 6:24 AM CDT SUNSET 7:24 PM CDT  
APRIL 8 2025.........SUNRISE 6:22 AM CDT SUNSET 7:25 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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