129  
CDUS45 KTFX 300831  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
131 AM MST TUE DEC 30 2025  
   
...............................  
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR DECEMBER 29 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 37 321 PM 52 1980 30 7 39  
MINIMUM 16 339 AM -33 1990 11 5 27  
AVERAGE 27 21 6 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.08 2011 0.01 -0.01 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 38 44 -6 32  
MONTH TO DATE 837 1275 -438 959  
SINCE DEC 1 837 1275 -438 959  
SINCE JUL 1 2442 3507 -1065 2777  
 
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 22 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 800 PM  
LOWEST 39 1200 PM  
AVERAGE 55  
   
......................................................  
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 55 1980  
MINIMUM TEMPERATURE (F) 11 -30 1990  
 
SUNRISE AND SUNSET  
DECEMBER 30 2025......SUNRISE 809 AM MST SUNSET 457 PM MST  
DECEMBER 31 2025......SUNRISE 809 AM MST SUNSET 458 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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