729  
CDUS43 KBIS 170722  
CLIBIS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK, ND  
222 AM CDT WED SEP 17 2025  
   
...............................
 
 
   
..THE BISMARCK ND CLIMATE SUMMARY FOR SEPTEMBER 16 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1875 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 4:49 PM 95 1908 74 9 91  
MINIMUM 58 6:35 AM 26 1973 46 12 64  
AVERAGE 71 60 11 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.20 0.76 1986 0.05 0.15 0.01  
MONTH TO DATE 3.06 0.98 2.08 0.09  
SINCE SEP 1 3.06 0.98 2.08 0.09  
SINCE JAN 1 19.10 15.59 3.51 14.78  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.5 1965 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 T 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 7 -7 0  
MONTH TO DATE 58 75 -17 15  
SINCE SEP 1 58 75 -17 15  
SINCE JUL 1 91 122 -31 40  
 
COOLING  
YESTERDAY 6 1 5 13  
MONTH TO DATE 56 35 21 72  
SINCE SEP 1 56 35 21 72  
SINCE JAN 1 573 525 48 546    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 39 3:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE BISMARCK ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 96 1989  
MINIMUM TEMPERATURE (F) 45 27 1973  
1993  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2025.....SUNRISE 7:24 AM CDT SUNSET 7:50 PM CDT  
SEPTEMBER 18 2025.....SUNRISE 7:25 AM CDT SUNSET 7:48 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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