985  
CDUS45 KTFX 190837  
CLIBZN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
137 AM MST FRI DEC 19 2025  
   
...............................
 
 
...THE BOZEMAN/GALLATIN FIELD MT CLIMATE SUMMARY FOR DECEMBER 18 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 37 312 PM 61 1979 31 6 51  
MINIMUM 25 646 AM -25 1955 9 16 29  
AVERAGE 31 20 11 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.29 1977 0.01 -0.01 0.00  
MONTH TO DATE 0.23 0.27 -0.04 0.08  
SINCE OCT 1 2.63 2.11 0.52 1.70  
SINCE JAN 1 12.01 13.26 -1.25 14.56  
 
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 34 45 -11 25  
MONTH TO DATE 491 784 -293 602  
SINCE DEC 1 491 784 -293 602  
SINCE JUL 1 2131 2886 -755 2290  
 
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 16 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 700 PM  
LOWEST 38 100 AM  
AVERAGE 62  
   
......................................................
 
 
THE BOZEMAN/GALLATIN FIELD MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 55 2004  
MINIMUM TEMPERATURE (F) 9 -25 1949  
 
SUNRISE AND SUNSET  
DECEMBER 19 2025......SUNRISE 802 AM MST SUNSET 442 PM MST  
DECEMBER 20 2025......SUNRISE 802 AM MST SUNSET 443 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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