033  
CDUS45 KTFX 090833  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
133 AM MST TUE DEC 09 2025  
   
...............................  
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR DECEMBER 8 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 49 1155 PM 55 2020 31 18 39  
MINIMUM 33 522 AM -27 1972 12 21 24  
AVERAGE 41 22 19 32  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.21 2003 0.00 0.00 0.00  
MONTH TO DATE T 0.07 -0.07 0.00  
SINCE OCT 1 0.17 1.16 -0.99 0.28  
SINCE JAN 1 3.97 9.64 -5.67 3.60  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 43 -19 33  
MONTH TO DATE 261 339 -78 245  
SINCE DEC 1 261 339 -78 245  
SINCE JUL 1 1866 2571 -705 2063  
 
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 32 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 13.2  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 500 AM  
LOWEST 35 200 PM  
AVERAGE 48  
   
......................................................  
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 58 1957  
MINIMUM TEMPERATURE (F) 12 -36 1932  
 
SUNRISE AND SUNSET  
DECEMBER 9 2025......SUNRISE 758 AM MST SUNSET 448 PM MST  
DECEMBER 10 2025......SUNRISE 759 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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