137  
CDUS45 KTFX 300735  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
135 AM MDT THU APR 30 2026  
   
...............................  
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR APRIL 29 2026  
 
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)  
YESTERDAY  
MAXIMUM 56 150 PM 80 1992 57 -1 60  
MINIMUM 27 515 AM 14 2011 30 -3 36  
AVERAGE 42 44 -2 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.37 2003 0.04 -0.04 T  
MONTH TO DATE 0.49 1.14 -0.65 0.40  
SINCE OCT 1 0.98 3.45 -2.47 1.48  
SINCE JAN 1 0.76 2.10 -1.34 1.20  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 21 2 17  
MONTH TO DATE 638 726 -88 679  
SINCE MAR 1 1313 1712 -399 1522  
SINCE JUL 1 5715 7764 -2049 7160  
 
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 20 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 600 AM  
LOWEST 29 100 PM  
AVERAGE 59  
   
......................................................  
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 81 2021  
MINIMUM TEMPERATURE (F) 31 16 1950  
 
SUNRISE AND SUNSET  
APRIL 30 2026.........SUNRISE 620 AM MDT SUNSET 835 PM MDT  
MAY 1 2026...........SUNRISE 619 AM MDT SUNSET 837 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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