616  
CDUS43 KBIS 160729  
CLIJMS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK, ND  
229 AM CDT TUE SEP 16 2025  
   
...............................
 
 
   
..THE JAMESTOWN ND CLIMATE SUMMARY FOR SEPTEMBER 15 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1891 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 5:09 PM 99 1948 72 7 83  
MINIMUM 59 11:59 PM 25 1916 46 13 58  
AVERAGE 69 59 10 71  
 
PRECIPITATION (IN)  
YESTERDAY T 1.28 1994 0.07 -0.07 T  
MONTH TO DATE 0.69 1.15 -0.46 0.49  
SINCE SEP 1 0.69 1.15 -0.46 0.49  
SINCE JAN 1 14.92 16.39 -1.47 16.88  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 7 -7 0  
MONTH TO DATE 89 79 10 26  
SINCE SEP 1 89 79 10 26  
SINCE JUL 1 137 144 -7 61  
 
COOLING  
YESTERDAY 4 1 3 6  
MONTH TO DATE 28 25 3 33  
SINCE SEP 1 28 25 3 33  
SINCE JAN 1 412 411 1 439    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 9:00 AM  
LOWEST 58 4:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE JAMESTOWN ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 94 1979  
MINIMUM TEMPERATURE (F) 46 23 1959  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2025.....SUNRISE 7:14 AM CDT SUNSET 7:44 PM CDT  
SEPTEMBER 17 2025.....SUNRISE 7:15 AM CDT SUNSET 7:42 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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