565  
CDUS43 KBIS 220741  
CLIBIS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK, ND  
241 AM CDT MON SEP 22 2025  
   
...............................  
 
   
..THE BISMARCK ND CLIMATE SUMMARY FOR SEPTEMBER 21 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 79 4:24 PM 93 1922 71 8 70  
1937  
MINIMUM 47 6:47 AM 20 1878 44 3 43  
AVERAGE 63 58 5 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.78 2019 0.06 -0.06 0.01  
MONTH TO DATE 4.14 1.26 2.88 0.19  
SINCE SEP 1 4.14 1.26 2.88 0.19  
SINCE JAN 1 20.18 15.87 4.31 14.88  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 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 2 8 -6 8  
MONTH TO DATE 74 113 -39 23  
SINCE SEP 1 74 113 -39 23  
SINCE JUL 1 107 160 -53 48  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 56 40 16 96  
SINCE SEP 1 56 40 16 96  
SINCE JAN 1 573 530 43 570    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 7:00 AM  
LOWEST 35 4:00 PM  
AVERAGE 68  
   
......................................................  
 
THE BISMARCK ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 95 1936  
MINIMUM TEMPERATURE (F) 43 20 1995  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2025.....SUNRISE 7:30 AM CDT SUNSET 7:40 PM CDT  
SEPTEMBER 23 2025.....SUNRISE 7:32 AM CDT SUNSET 7:38 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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