831  
CDUS45 KTFX 312240  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT WED MAY 31 2023  
   
...............................
 
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR MAY 31 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 66 116 PM 87 1972 66 0 56  
MINIMUM 46 501 AM 25 1982 40 6 37  
AVERAGE 56 53 3 47  
 
PRECIPITATION (IN)  
TODAY 0.00 0.47 1990 0.07 -0.07 0.00  
MONTH TO DATE 0.96 1.76 -0.80 1.10  
SINCE OCT 1 2.74 5.25 -2.51 2.58  
SINCE JAN 1 2.06 3.90 -1.84 1.53  
 
DEGREE DAYS  
HEATING  
TODAY 9 12 -3 18  
MONTH TO DATE 371 496 -125 565  
SINCE MAR 1 2452 2229 223 2450  
SINCE JUL 1 8361 8281 80 7912  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 47  
AVERAGE 70  
   
......................................................
 
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 86 1977  
MINIMUM TEMPERATURE (F) 40 27 1984  
 
SUNRISE AND SUNSET  
MAY 31 2023...........SUNRISE 547 AM MDT SUNSET 910 PM MDT  
JUNE 1 2023..........SUNRISE 546 AM MDT SUNSET 911 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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