260  
CDUS45 KTFX 172240  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT SUN AUG 17 2025  
   
...............................  
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR AUGUST 17 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 77 246 PM 95 1944 81 -4 84  
2023  
MINIMUM 50 229 AM 35 2002 46 4 44  
AVERAGE 64 63 1 64  
 
PRECIPITATION (IN)  
TODAY T 0.44 1990 0.03 -0.03 0.00  
MONTH TO DATE 0.37 0.46 -0.09 0.47  
SINCE OCT 1 3.87 8.51 -4.64 3.20  
SINCE JAN 1 3.59 7.16 -3.57 2.77  
 
DEGREE DAYS  
HEATING  
TODAY 1 3 -2 1  
MONTH TO DATE 31 31 0 35  
SINCE JUN 1 246 356 -110 256  
SINCE JUL 1 57 94 -37 75  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 27 31 -4 40  
SINCE JUN 1 83 99 -16 170  
SINCE JAN 1 84 99 -15 170    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83  
LOWEST 34  
AVERAGE 59  
   
......................................................  
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 94 1986  
MINIMUM TEMPERATURE (F) 46 35 1978  
 
SUNRISE AND SUNSET  
AUGUST 17 2025........SUNRISE 634 AM MDT SUNSET 833 PM MDT  
AUGUST 18 2025........SUNRISE 636 AM MDT SUNSET 832 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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