634  
CDUS43 KBIS 160031  
CLIJMS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK, ND  
731 PM CDT FRI AUG 15 2025  
   
...............................  
 
   
..THE JAMESTOWN ND CLIMATE SUMMARY FOR AUGUST 15 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 75 5:11 PM 97 1922 80 -5 75  
1939  
2021  
MINIMUM 60 6:20 AM 39 1924 56 4 65  
AVERAGE 68 68 0 70  
 
PRECIPITATION (IN)  
TODAY 0.00 0.70 2009 0.08 -0.08 0.23  
MONTH TO DATE 2.97 1.12 1.85 1.88  
SINCE JUN 1 8.49 8.07 0.42 9.55  
SINCE JAN 1 14.14 13.94 0.20 14.93  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 1 10 -9 26  
SINCE JUN 1 106 114 -8 77  
SINCE JUL 1 21 31 -10 26  
 
COOLING  
TODAY 3 4 -1 5  
MONTH TO DATE 56 70 -14 40  
SINCE JUN 1 284 317 -33 335  
SINCE JAN 1 327 333 -6 340    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 55 3:00 PM  
AVERAGE 74  
   
......................................................  
 
THE JAMESTOWN ND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 101 1934  
1988  
MINIMUM TEMPERATURE (F) 56 34 1924  
 
SUNRISE AND SUNSET  
AUGUST 15 2025........SUNRISE 6:33 AM CDT SUNSET 8:45 PM CDT  
AUGUST 16 2025........SUNRISE 6:34 AM CDT SUNSET 8:43 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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