904  
CDUS45 KTFX 152240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT TUE APR 15 2025  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR APRIL 15 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 70 225 PM 81 1913 53 17 56  
MINIMUM 29 426 AM -11 1896 29 0 39  
AVERAGE 50 41 9 48  
 
PRECIPITATION (IN)  
TODAY 0.00 1.20 1896 0.06 -0.06 0.38  
MONTH TO DATE 0.83 0.79 0.04 2.20  
SINCE OCT 1 3.81 5.18 -1.37 6.27  
SINCE JAN 1 2.44 2.73 -0.29 3.81  
 
DEGREE DAYS  
HEATING  
TODAY 15 24 -9 17  
MONTH TO DATE 371 386 -15 311  
SINCE MAR 1 1228 1383 -155 1364  
SINCE JUL 1 6790 7149 -359 6596  
 
COOLING  
TODAY 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 21 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69  
LOWEST 17  
AVERAGE 43  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 80 1926  
MINIMUM TEMPERATURE (F) 29 -9 1896  
 
SUNRISE AND SUNSET  
APRIL 15 2025.........SUNRISE 629 AM MDT SUNSET 807 PM MDT  
APRIL 16 2025.........SUNRISE 627 AM MDT SUNSET 809 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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