232  
CDUS43 KBIS 190030  
CLIBIS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK, ND  
730 PM CDT SUN MAY 18 2025  
   
...............................
 
 
   
..THE BISMARCK ND CLIMATE SUMMARY FOR MAY 18 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 45 5:59 PM 98 1941 69 -24 69  
MINIMUM 35 12:18 AM 24 1915 43 -8 42  
AVERAGE 40 56 -16 56  
 
PRECIPITATION (IN)  
TODAY 0.12 1.32 2013 0.09 0.03 0.02  
MONTH TO DATE 2.46 1.32 1.14 1.48  
SINCE MAR 1 4.50 3.50 1.00 4.37  
SINCE JAN 1 5.23 4.50 0.73 5.08  
 
SNOWFALL (IN)  
TODAY 0.0 0.4 1968 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.4 -0.4 0.0  
SINCE MAR 1 3.8 13.5 -9.7 8.7  
SINCE JUL 1 25.3 50.5 -25.2 31.4  
 
DEGREE DAYS  
HEATING  
TODAY 25 9 16 9  
MONTH TO DATE 141 226 -85 173  
SINCE MAR 1 1655 1965 -310 1873  
SINCE JUL 1 7709 8304 -595 7242  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 44 0 44 3  
SINCE MAR 1 44 0 44 3  
SINCE JAN 1 44 0 44 3    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 13.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 12:00 PM  
LOWEST 76 9:00 AM  
AVERAGE 83  
   
......................................................
 
 
THE BISMARCK ND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 96 1948  
MINIMUM TEMPERATURE (F) 44 25 2015  
 
SUNRISE AND SUNSET  
MAY 18 2025...........SUNRISE 6:05 AM CDT SUNSET 9:15 PM CDT  
MAY 19 2025...........SUNRISE 6:03 AM CDT SUNSET 9:16 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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