282  
CDUS45 KTFX 200746  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
146 AM MDT SUN SEP 20 2026  
   
...............................
 
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR SEPTEMBER 19 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1929 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 60 MM 88 1956 69 -9 79  
MINIMUM 50 MM 16 1983 39 11 42  
AVERAGE 55 54 1 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.45 1955 0.04 -0.03 0.00  
MONTH TO DATE 0.31 0.57 -0.26 0.11  
SINCE OCT 1 5.12 9.49 -4.37 4.07  
SINCE JAN 1 4.90 8.14 -3.24 3.79  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 12 -2 4  
MONTH TO DATE 127 163 -36 86  
SINCE SEP 1 127 163 -36 86  
SINCE JUL 1 182 318 -136 158  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 18  
SINCE SEP 1 2 0 2 18  
SINCE JAN 1 271 111 160 136    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 60 400 PM  
AVERAGE 80  
   
......................................................
 
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 86 1946  
MINIMUM TEMPERATURE (F) 38 10 1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2026.....SUNRISE 715 AM MDT SUNSET 731 PM MDT  
SEPTEMBER 21 2026.....SUNRISE 716 AM MDT SUNSET 729 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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