458  
CDUS45 KTFX 150833  
CLIBZN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
133 AM MST MON DEC 15 2025  
   
...............................
 
 
...THE BOZEMAN/GALLATIN FIELD MT CLIMATE SUMMARY FOR DECEMBER 14 2025...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1935 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62R 334 PM 55 1979 31 31 47  
MINIMUM 20 616 AM -20 1967 9 11 19  
AVERAGE 41 20 21 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.37 1989 0.01 -0.01 0.01  
MONTH TO DATE 0.14 0.22 -0.08 0.01  
SINCE OCT 1 2.54 2.06 0.48 1.63  
SINCE JAN 1 11.92 13.21 -1.29 14.49  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 2.0  
SINCE DEC 1 2.0  
SINCE JUL 1 2.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 45 -21 32  
MONTH TO DATE 398 604 -206 467  
SINCE DEC 1 398 604 -206 467  
SINCE JUL 1 2038 2706 -668 2155  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 259 233 26 329    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 800 AM  
LOWEST 15 700 PM  
AVERAGE 52  
   
......................................................
 
 
THE BOZEMAN/GALLATIN FIELD MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 60 1980  
MINIMUM TEMPERATURE (F) 9 -22 1967  
 
SUNRISE AND SUNSET  
DECEMBER 15 2025......SUNRISE 759 AM MST SUNSET 441 PM MST  
DECEMBER 16 2025......SUNRISE 800 AM MST SUNSET 441 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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