821  
CDUS45 KTFX 202240  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT SUN AUG 20 2023  
   
...............................
 
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR AUGUST 20 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1929 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 58 902 AM 94 1953 80 -22 87  
MINIMUM 55 616 AM 37 2016 46 9 56  
AVERAGE 57 63 -6 72  
 
PRECIPITATION (IN)  
TODAY 0.30 0.56 1983 0.03 0.27 0.00  
MONTH TO DATE 0.88 0.54 0.34 0.37  
SINCE OCT 1 5.09 8.59 -3.50 4.00  
SINCE JAN 1 4.41 7.24 -2.83 2.95  
 
DEGREE DAYS  
HEATING  
TODAY 8 3 5 0  
MONTH TO DATE 48 40 8 4  
SINCE JUN 1 355 365 -10 276  
SINCE JUL 1 82 103 -21 26  
 
COOLING  
TODAY 0 1 -1 7  
MONTH TO DATE 44 34 10 102  
SINCE JUN 1 108 102 6 189  
SINCE JAN 1 108 102 6 189    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 97  
AVERAGE 99  
   
......................................................
 
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 95 2009  
MINIMUM TEMPERATURE (F) 45 33 1966  
 
SUNRISE AND SUNSET  
AUGUST 20 2023........SUNRISE 637 AM MDT SUNSET 829 PM MDT  
AUGUST 21 2023........SUNRISE 638 AM MDT SUNSET 827 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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