849  
CDUS43 KBIS 180728  
CLIBIS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK, ND  
228 AM CDT MON AUG 18 2025  
   
...............................
 
 
   
..THE BISMARCK ND CLIMATE SUMMARY FOR AUGUST 17 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 84 5:04 PM 106 2003 84 0 77  
MINIMUM 66 11:55 PM 36 1888 56 10 54  
AVERAGE 75 70 5 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.32 1.05 1972 0.08 0.24 0.00  
MONTH TO DATE 1.66 1.46 0.20 2.81  
SINCE JUN 1 7.95 7.89 0.06 8.53  
SINCE JAN 1 16.00 13.57 2.43 14.57  
 
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 JUN 1 T 0.0 0.0 T  
SINCE JUL 1 T 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 6 -6 22  
SINCE JUN 1 85 99 -14 90  
SINCE JUL 1 16 22 -6 22  
 
COOLING  
YESTERDAY 10 6 4 1  
MONTH TO DATE 98 113 -15 61  
SINCE JUN 1 404 412 -8 388  
SINCE JAN 1 452 429 23 391    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 57 5:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE BISMARCK ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 106 1973  
MINIMUM TEMPERATURE (F) 56 37 2002  
 
SUNRISE AND SUNSET  
AUGUST 18 2025........SUNRISE 6:45 AM CDT SUNSET 8:47 PM CDT  
AUGUST 19 2025........SUNRISE 6:46 AM CDT SUNSET 8:46 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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