606  
CDUS43 KLOT 300633  
CLIVPZ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT TUE SEP 30 2025  
   
...............................
 
 
   
..THE VALPARAISO IN CLIMATE SUMMARY FOR SEPTEMBER 29 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 88R 2:09 PM 83 2002 73 15 78  
2021  
MINIMUM 57 6:16 AM 37 2006 50 7 63  
2022  
AVERAGE 73 61 12 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.87 2019 0.09 -0.09 0.00  
MONTH TO DATE 1.49 2.42 -0.93 1.87  
SINCE SEP 1 1.49 2.42 -0.93 1.87  
SINCE JAN 1 22.60 25.78 -3.18 29.97  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6 0  
MONTH TO DATE 41 71 -30 30  
SINCE SEP 1 41 71 -30 30  
SINCE JUL 1 54 78 -24 44  
 
COOLING  
YESTERDAY 8 2 6 6  
MONTH TO DATE 118 109 9 98  
SINCE SEP 1 118 109 9 98  
SINCE JAN 1 1036 953 83 839    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 2.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 6:00 AM  
LOWEST 36 1:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE VALPARAISO IN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 89 2019  
MINIMUM TEMPERATURE (F) 50 37 2004  
2005  
2009  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2025.....SUNRISE 6:44 AM CDT SUNSET 6:31 PM CDT  
OCTOBER 1 2025.......SUNRISE 6:45 AM CDT SUNSET 6:29 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