372  
CDUS45 KTFX 130839  
CLIBZN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
139 AM MST SAT DEC 13 2025  
   
...............................
 
 
...THE BOZEMAN/GALLATIN FIELD MT CLIMATE SUMMARY FOR DECEMBER 12 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 50 1156 PM 60 2014 32 18 37  
MINIMUM 27 1015 AM -27 2000 10 17 17  
AVERAGE 39 21 18 27  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.25 2012 0.01 0.03 0.00  
MONTH TO DATE 0.14 0.19 -0.05 T  
SINCE OCT 1 2.54 2.03 0.51 1.62  
SINCE JAN 1 11.92 13.18 -1.26 14.48  
 
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 26 44 -18 38  
MONTH TO DATE 350 515 -165 401  
SINCE DEC 1 350 515 -165 401  
SINCE JUL 1 1990 2617 -627 2089  
 
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 13 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 200 AM  
LOWEST 57 1100 PM  
AVERAGE 77  
   
......................................................
 
 
THE BOZEMAN/GALLATIN FIELD MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 53 1946  
MINIMUM TEMPERATURE (F) 10 -14 1972  
 
SUNRISE AND SUNSET  
DECEMBER 13 2025......SUNRISE 758 AM MST SUNSET 440 PM MST  
DECEMBER 14 2025......SUNRISE 758 AM MST SUNSET 440 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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