884  
CDUS45 KTFX 310831  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
131 AM MST WED DEC 31 2025  
   
...............................  
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR DECEMBER 30 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 42 324 PM 55 1980 30 12 34  
MINIMUM 21 825 AM -30 1990 11 10 22  
AVERAGE 32 21 11 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.16 2004 0.00 0.00 T  
MONTH TO DATE 0.05 0.25 -0.20 T  
SINCE OCT 1 0.22 1.34 -1.12 0.28  
SINCE JAN 1 4.02 9.82 -5.80 3.60  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 44 -11 37  
MONTH TO DATE 870 1319 -449 996  
SINCE DEC 1 870 1319 -449 996  
SINCE JUL 1 2475 3551 -1076 2814  
 
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 17 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 700 PM  
LOWEST 34 200 PM  
AVERAGE 50  
   
......................................................  
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 50 1980  
MINIMUM TEMPERATURE (F) 12 -25 1978  
 
SUNRISE AND SUNSET  
DECEMBER 31 2025......SUNRISE 809 AM MST SUNSET 458 PM MST  
JANUARY 1 2026.......SUNRISE 809 AM MST SUNSET 459 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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