830  
CDUS45 KTFX 221456  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
856 AM MDT THU MAY 22 2025  
   
...............................  
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR MAY 20 2025  
 
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)  
YESTERDAY  
MAXIMUM 57 334 PM 89 1958 64 -7 44  
MINIMUM 36 336 AM 24 2003 37 -1 36  
AVERAGE 47 50 -3 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.68 1974 0.06 -0.06 T  
MONTH TO DATE 0.91 0.99 -0.08 0.10  
SINCE OCT 1 2.39 4.48 -2.09 1.21  
SINCE JAN 1 2.11 3.13 -1.02 0.78  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 15 3 25  
MONTH TO DATE 298 352 -54 361  
SINCE MAR 1 1841 2085 -244 1996  
SINCE JUL 1 7479 8137 -658 7590  
 
COOLING  
YESTERDAY 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 29 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
AVERAGE SKY COVER MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................  
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 84 1967  
MINIMUM TEMPERATURE (F) 37 25 2001  
2021  
 
SUNRISE AND SUNSET  
MAY 21 2025...........SUNRISE 554 AM MDT SUNSET 901 PM MDT  
MAY 22 2025...........SUNRISE 553 AM MDT SUNSET 902 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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