347  
CDUS43 KIWX 180549  
CLISBN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NORTHERN INDIANA  
149 AM EDT MON AUG 18 2025  
   
...............................  
 
   
..THE SOUTH BEND CLIMATE SUMMARY FOR AUGUST 17 2025  
 
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)  
YESTERDAY  
MAXIMUM 86 539 PM 96 1908 81 5 80  
1988  
MINIMUM 71 706 AM 47 1981 61 10 66  
AVERAGE 79 71 8 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 2.70 2009 0.13 -0.02 0.12  
MONTH TO DATE 0.42 2.28 -1.86 0.65  
SINCE JUN 1 8.47 10.10 -1.63 10.19  
SINCE JAN 1 20.91 25.11 -4.20 27.60  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 19 51 -32 20  
SINCE JUL 1 0 7 -7 3  
 
COOLING  
YESTERDAY 14 6 8 8  
MONTH TO DATE 176 113 63 142  
SINCE JUN 1 781 505 276 630  
SINCE JAN 1 816 561 255 691    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 55 500 PM  
AVERAGE 76  
   
......................................................  
 
THE SOUTH BEND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 98 1947  
MINIMUM TEMPERATURE (F) 61 41 1963  
 
SUNRISE AND SUNSET  
AUGUST 18 2025........SUNRISE 657 AM EDT SUNSET 840 PM EDT  
AUGUST 19 2025........SUNRISE 658 AM EDT SUNSET 839 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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