765  
CDUS43 KBIS 280725  
CLIBIS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK, ND  
225 AM CDT SUN SEP 28 2025  
   
...............................
 
 
   
..THE BISMARCK ND CLIMATE SUMMARY FOR SEPTEMBER 27 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 78 2:26 PM 98 1952 68 10 86  
MINIMUM 38 6:42 AM 19 1893 41 -3 42  
1942  
AVERAGE 58 55 3 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.43 1944 0.05 -0.05 0.00  
MONTH TO DATE 4.14 1.57 2.57 0.21  
SINCE SEP 1 4.14 1.57 2.57 0.21  
SINCE JAN 1 20.18 16.18 4.00 14.90  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.0 1941 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 7 11 -4 1  
MONTH TO DATE 87 172 -85 40  
SINCE SEP 1 87 172 -85 40  
SINCE JUL 1 120 219 -99 65  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 58 43 15 109  
SINCE SEP 1 58 43 15 109  
SINCE JAN 1 575 533 42 583    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 7:00 AM  
LOWEST 29 3:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE BISMARCK ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 98 2021  
MINIMUM TEMPERATURE (F) 41 19 1951  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2025.....SUNRISE 7:38 AM CDT SUNSET 7:28 PM CDT  
SEPTEMBER 29 2025.....SUNRISE 7:39 AM CDT SUNSET 7:26 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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