912  
CDUS45 KTFX 140851  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
151 AM MST SUN DEC 14 2025  
   
...............................
 
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR DECEMBER 13 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1929 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 58R 248 PM 52 1980 30 28 43  
MINIMUM 32 1151 PM -15 1963 11 21 20  
2008  
AVERAGE 45 21 24 32  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.14 2014 0.01 -0.01 0.00  
MONTH TO DATE T 0.12 -0.12 0.00  
SINCE OCT 1 0.17 1.21 -1.04 0.28  
SINCE JAN 1 3.97 9.69 -5.72 3.60  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 44 -24 33  
MONTH TO DATE 345 559 -214 432  
SINCE DEC 1 345 559 -214 432  
SINCE JUL 1 1950 2791 -841 2250  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 136 117 19 189    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 13.5  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 49 1100 PM  
LOWEST 16 400 PM  
AVERAGE 33  
   
......................................................
 
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 55 1946  
MINIMUM TEMPERATURE (F) 11 -16 2008  
 
SUNRISE AND SUNSET  
DECEMBER 14 2025......SUNRISE 802 AM MST SUNSET 448 PM MST  
DECEMBER 15 2025......SUNRISE 803 AM MST SUNSET 448 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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