288  
CDUS43 KLOT 262139  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
439 PM CDT WED MAR 26 2025  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 26 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 54 1:51 PM 79 2007 51 3 55  
MINIMUM 32 5:58 AM 7 1873 34 -2 32  
AVERAGE 43 42 1 44  
 
PRECIPITATION (IN)  
TODAY T 1.40 1959 0.08 -0.08 0.14  
MONTH TO DATE 2.80 2.01 0.79 2.90  
SINCE MAR 1 2.80 2.01 0.79 2.90  
SINCE JAN 1 5.30 5.97 -0.67 7.05  
 
SNOWFALL (IN)  
TODAY 0.0 8.9 1970 0.1 -0.1 0.0  
MONTH TO DATE 2.8 5.0 -2.2 1.0  
SINCE MAR 1 2.8 5.0 -2.2 1.0  
SINCE JUL 1 17.6 36.6 -19.0 22.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 22 23 -1 21  
MONTH TO DATE 572 700 -128 533  
SINCE MAR 1 572 700 -128 533  
SINCE JUL 1 4707 5169 -462 4221  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 2.3  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 3:00 AM  
LOWEST 37 2:00 PM  
AVERAGE 58  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 82 1945  
MINIMUM TEMPERATURE (F) 34 12 1996  
 
SUNRISE AND SUNSET  
MARCH 26 2025.........SUNRISE 6:44 AM CDT SUNSET 7:11 PM CDT  
MARCH 27 2025.........SUNRISE 6:42 AM CDT SUNSET 7:12 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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