499  
CDUS43 KLOT 110641  
CLIVPZ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
141 AM CDT THU SEP 11 2025  
   
...............................  
 
   
..THE VALPARAISO IN CLIMATE SUMMARY FOR SEPTEMBER 10 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 3:27 PM 97 2013 80 2 81  
MINIMUM 56 5:40 AM 44 1998 57 -1 50  
2017  
AVERAGE 69 68 1 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.89 2014 0.07 -0.07 0.00  
MONTH TO DATE 0.14 0.89 -0.75 0.23  
SINCE SEP 1 0.14 0.89 -0.75 0.23  
SINCE JAN 1 21.25 24.25 -3.00 28.33  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 41 9 32 27  
SINCE SEP 1 41 9 32 27  
SINCE JUL 1 54 16 38 41  
 
COOLING  
YESTERDAY 4 4 0 1  
MONTH TO DATE 8 53 -45 8  
SINCE SEP 1 8 53 -45 8  
SINCE JAN 1 926 897 29 749    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 3.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 5:00 AM  
LOWEST 33 3:00 PM  
AVERAGE 62  
   
......................................................  
 
THE VALPARAISO IN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 97 2013  
MINIMUM TEMPERATURE (F) 57 46 1999  
2017  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2025.....SUNRISE 6:25 AM CDT SUNSET 7:04 PM CDT  
SEPTEMBER 12 2025.....SUNRISE 6:26 AM CDT SUNSET 7:02 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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