167  
CDUS45 KTFX 312240  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT SAT MAY 31 2025  
   
...............................  
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR MAY 31 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1929 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 86 238 PM 87 1972 66 20 66  
MINIMUM 45 532 AM 25 1982 40 5 31  
AVERAGE 66 53 13 49  
 
PRECIPITATION (IN)  
TODAY 0.00 0.47 1990 0.07 -0.07 0.00  
MONTH TO DATE 0.98 1.76 -0.78 0.53  
SINCE OCT 1 2.46 5.25 -2.79 1.64  
SINCE JAN 1 2.18 3.90 -1.72 1.21  
 
DEGREE DAYS  
HEATING  
TODAY 0 12 -12 16  
MONTH TO DATE 415 496 -81 526  
SINCE MAR 1 1958 2229 -271 2161  
SINCE JUL 1 7596 8281 -685 7755  
 
COOLING  
TODAY 1 0 1 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 1 0 1 0  
SINCE JAN 1 1 0 1 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68  
LOWEST 20  
AVERAGE 44  
   
......................................................  
 
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 2025...........SUNRISE 546 AM MDT SUNSET 910 PM MDT  
JUNE 1 2025..........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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