538  
CDUS45 KTFX 210734  
CLIDLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
134 AM MDT FRI APR 21 2023  
   
...............................
 
 
   
..THE DILLON AIRPORT MT CLIMATE SUMMARY FOR APRIL 20 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1929 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 42 410 PM 78 1980 54 -12 53  
MINIMUM 18 620 AM 10 2008 28 -10 25  
AVERAGE 30 41 -11 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.54 2019 0.04 -0.04 0.00  
MONTH TO DATE 0.47 0.76 -0.29 0.02  
SINCE OCT 1 1.46 3.07 -1.61 1.21  
SINCE JAN 1 0.78 1.72 -0.94 0.16  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 35 24 11 26  
MONTH TO DATE 617 522 95 684  
SINCE MAR 1 1874 1508 366 1640  
SINCE JUL 1 7783 7560 223 7102  
 
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 16 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1100 PM  
LOWEST 36 600 PM  
AVERAGE 64  
   
......................................................
 
 
THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 78 1989  
MINIMUM TEMPERATURE (F) 28 9 1951  
 
SUNRISE AND SUNSET  
APRIL 21 2023.........SUNRISE 635 AM MDT SUNSET 824 PM MDT  
APRIL 22 2023.........SUNRISE 633 AM MDT SUNSET 825 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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