253  
CDUS45 KTFX 210744  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
144 AM MDT TUE JUL 21 2026  
   
...............................
 
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR JULY 20 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 87 401 PM 101 1960 84 3 82  
MINIMUM 56 604 AM 38 1987 49 7 46  
2019  
AVERAGE 72 66 6 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.21 2004 0.03 -0.03 0.00  
MONTH TO DATE 0.11 0.59 -0.48 0.41  
SINCE OCT 1 3.37 7.75 -4.38 3.16  
SINCE JAN 1 3.15 6.40 -3.25 2.88  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 1  
MONTH TO DATE 20 53 -33 24  
SINCE JUN 1 239 315 -76 213  
SINCE JUL 1 20 53 -33 24  
 
COOLING  
YESTERDAY 7 2 5 0  
MONTH TO DATE 94 33 61 41  
SINCE JUN 1 100 41 59 43  
SINCE JAN 1 101 41 60 44    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 600 AM  
LOWEST 21 300 PM  
AVERAGE 51  
   
......................................................
 
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 97 1960  
MINIMUM TEMPERATURE (F) 49 37 1949  
 
SUNRISE AND SUNSET  
JULY 21 2026..........SUNRISE 603 AM MDT SUNSET 910 PM MDT  
JULY 22 2026..........SUNRISE 604 AM MDT SUNSET 909 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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