313  
CDUS45 KTFX 212340  
CLIBZN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MST SUN DEC 21 2025  
   
...............................  
 
...THE BOZEMAN/GALLATIN FIELD MT CLIMATE SUMMARY FOR DECEMBER 21 2025...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 32 359 PM 58 2020 31 1 44  
MINIMUM 15 1217 AM -41 1983 9 6 23  
AVERAGE 24 20 4 34  
 
PRECIPITATION (IN)  
TODAY 0.04 0.45 1939 0.02 0.02 0.00  
MONTH TO DATE 0.38 0.31 0.07 0.08  
SINCE OCT 1 2.78 2.15 0.63 1.70  
SINCE JAN 1 12.16 13.30 -1.14 14.56  
 
DEGREE DAYS  
HEATING  
TODAY 41 45 -4 31  
MONTH TO DATE 602 919 -317 689  
SINCE DEC 1 602 919 -317 689  
SINCE JUL 1 2242 3021 -779 2377  
 
COOLING  
TODAY 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 15 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 400 PM  
LOWEST 63 700 AM  
AVERAGE 78  
   
......................................................  
 
THE BOZEMAN/GALLATIN FIELD MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 55 1955  
MINIMUM TEMPERATURE (F) 9 -45 2022  
 
SUNRISE AND SUNSET  
DECEMBER 21 2025......SUNRISE 803 AM MST SUNSET 443 PM MST  
DECEMBER 22 2025......SUNRISE 803 AM MST SUNSET 444 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MT Page
Main Text Page