270  
CDUS43 KIWX 170539  
CLISBN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NORTHERN INDIANA  
139 AM EDT SUN SEP 17 2023  
   
...............................
 
 
   
..THE SOUTH BEND CLIMATE SUMMARY FOR SEPTEMBER 16 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 356 PM 93 1927 75 0 81  
MINIMUM 50 331 AM 34 1916 53 -3 56  
AVERAGE 63 64 -1 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.49 1931 0.12 -0.12 0.00  
1980  
MONTH TO DATE 1.39 1.85 -0.46 0.89  
SINCE SEP 1 1.39 1.85 -0.46 0.89  
SINCE JAN 1 30.05 28.69 1.36 24.85  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 4 -2 0  
MONTH TO DATE 25 36 -11 13  
SINCE SEP 1 25 36 -11 13  
SINCE JUL 1 28 57 -29 13  
 
COOLING  
YESTERDAY 0 2 -2 4  
MONTH TO DATE 72 54 18 90  
SINCE SEP 1 72 54 18 90  
SINCE JAN 1 750 691 59 960    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 2.5  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 100 AM  
LOWEST 51 400 PM  
AVERAGE 70  
   
......................................................
 
 
THE SOUTH BEND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 1927  
MINIMUM TEMPERATURE (F) 53 35 1959  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 727 AM EDT SUNSET 751 PM EDT  
SEPTEMBER 18 2023.....SUNRISE 728 AM EDT SUNSET 750 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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