406  
CDUS45 KTFX 260733  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
133 AM MDT FRI SEP 26 2025  
   
...............................  
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR SEPTEMBER 25 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 82 352 PM 87 2001 66 16 84  
2015  
MINIMUM 43 654 AM 20 1984 37 6 48  
AVERAGE 63 51 12 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.84 1981 0.03 -0.03 0.00  
MONTH TO DATE 0.12 0.75 -0.63 0.42  
SINCE OCT 1 4.08 9.67 -5.59 3.75  
SINCE JAN 1 3.80 8.32 -4.52 3.32  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 14 -12 0  
MONTH TO DATE 122 241 -119 145  
SINCE SEP 1 122 241 -119 145  
SINCE JUL 1 194 396 -202 272  
 
COOLING  
YESTERDAY 0 0 0 1  
MONTH TO DATE 18 0 18 7  
SINCE SEP 1 18 0 18 7  
SINCE JAN 1 136 111 25 189    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 10.0  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 700 AM  
LOWEST 14 300 PM  
AVERAGE 42  
   
......................................................  
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 87 1952  
MINIMUM TEMPERATURE (F) 36 21 1972  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2025.....SUNRISE 723 AM MDT SUNSET 719 PM MDT  
SEPTEMBER 27 2025.....SUNRISE 724 AM MDT SUNSET 717 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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