921  
CDUS45 KTFX 212240  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT TUE JUL 21 2026  
   
...............................  
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR JULY 21 2026  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1929 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 81 238 PM 97 1960 84 -3 80  
MINIMUM 57 614 AM 37 1949 49 8 50  
AVERAGE 69 66 3 65  
 
PRECIPITATION (IN)  
TODAY T 0.55 1984 0.03 -0.03 0.00  
MONTH TO DATE 0.11 0.62 -0.51 0.41  
SINCE OCT 1 3.37 7.78 -4.41 3.16  
SINCE JAN 1 3.15 6.43 -3.28 2.88  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 20 54 -34 24  
SINCE JUN 1 239 316 -77 213  
SINCE JUL 1 20 54 -34 24  
 
COOLING  
TODAY 4 2 2 0  
MONTH TO DATE 98 35 63 41  
SINCE JUN 1 104 43 61 43  
SINCE JAN 1 105 43 62 44    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 4.7  
 
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 42  
AVERAGE 63  
   
......................................................  
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 98 2006  
MINIMUM TEMPERATURE (F) 49 37 1954  
 
SUNRISE AND SUNSET  
JULY 21 2026..........SUNRISE 603 AM MDT SUNSET 910 PM MDT  
JULY 22 2026..........SUNRISE 604 AM MDT SUNSET 909 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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