631  
CDUS43 KBIS 180815  
CLIJMS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK, ND  
215 AM CST THU DEC 18 2025  
   
...............................
 
 
   
..THE JAMESTOWN ND CLIMATE SUMMARY FOR DECEMBER 17 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 42 8:42 PM 55 1923 24 18 24  
MINIMUM 16 2:09 AM -27 1901 7 9 19  
AVERAGE 29 15 14 22  
 
PRECIPITATION (IN)  
YESTERDAY T 0.48 1929 0.01 -0.01 0.02  
MONTH TO DATE 0.30 0.18 0.12 0.23  
SINCE DEC 1 0.30 0.18 0.12 0.23  
SINCE JAN 1 16.64 19.68 -3.04 18.87  
 
DEGREE DAYS  
HEATING  
YESTERDAY 36 50 -14 43  
MONTH TO DATE 902 799 103 786  
SINCE DEC 1 902 799 103 786  
SINCE JUL 1 2502 2852 -350 2324  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 441 421 20 494    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 15.8  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 7:00 AM  
LOWEST 70 11:00 PM  
AVERAGE 81  
   
......................................................
 
 
THE JAMESTOWN ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 23 54 2011  
MINIMUM TEMPERATURE (F) 6 -27 1951  
 
SUNRISE AND SUNSET  
DECEMBER 18 2025......SUNRISE 8:16 AM CST SUNSET 4:47 PM CST  
DECEMBER 19 2025......SUNRISE 8:16 AM CST SUNSET 4:48 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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