628  
CDUS43 KIWX 140034  
CLISBN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NORTHERN INDIANA  
834 PM EDT SAT SEP 13 2025  
   
...............................
 
 
   
..THE SOUTH BEND CLIMATE SUMMARY FOR SEPTEMBER 13 2025
 
 
VALID TODAY AS OF 0800 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 72 426 PM 97 1897 76 -4 87  
MINIMUM 59 138 AM 33 1964 54 5 61  
AVERAGE 66 65 1 74  
 
PRECIPITATION (IN)  
TODAY 0.37 6.58 2008 0.11 0.26 0.00  
MONTH TO DATE 0.60 1.50 -0.90 T  
SINCE SEP 1 0.60 1.50 -0.90 T  
SINCE JAN 1 24.71 28.34 -3.63 29.16  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 0  
MONTH TO DATE 46 26 20 25  
SINCE SEP 1 46 26 20 25  
SINCE JUL 1 71 47 24 33  
 
COOLING  
TODAY 1 3 -2 9  
MONTH TO DATE 11 47 -36 40  
SINCE SEP 1 11 47 -36 40  
SINCE JAN 1 861 684 177 854    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1100 AM  
LOWEST 61 800 AM  
AVERAGE 79  
   
......................................................
 
 
THE SOUTH BEND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 98 1897  
MINIMUM TEMPERATURE (F) 54 36 1899  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2025.....SUNRISE 724 AM EDT SUNSET 758 PM EDT  
SEPTEMBER 14 2025.....SUNRISE 725 AM EDT SUNSET 756 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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