303  
CDUS45 KTFX 190733  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
133 AM MDT SAT SEP 19 2026  
   
...............................  
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR SEPTEMBER 18 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 69 108 PM 89 1981 69 0 79  
MINIMUM 48 408 AM 17 1965 39 9 40  
AVERAGE 59 54 5 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.27 1.15 1976 0.03 0.24 0.00  
MONTH TO DATE 0.30 0.53 -0.23 0.11  
SINCE OCT 1 5.11 9.45 -4.34 4.07  
SINCE JAN 1 4.89 8.10 -3.21 3.79  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 11 -5 5  
MONTH TO DATE 117 151 -34 82  
SINCE SEP 1 117 151 -34 82  
SINCE JUL 1 172 306 -134 154  
 
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 24 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1100 PM  
LOWEST 47 100 PM  
AVERAGE 72  
   
......................................................  
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 88 1956  
MINIMUM TEMPERATURE (F) 39 16 1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2026.....SUNRISE 714 AM MDT SUNSET 733 PM MDT  
SEPTEMBER 20 2026.....SUNRISE 715 AM MDT SUNSET 731 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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