368  
CDUS45 KTFX 180739  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
139 AM MDT FRI APR 18 2025  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR APRIL 17 2025
 
 
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)  
YESTERDAY  
MAXIMUM 39 359 PM 81 1923 53 -14 32  
MINIMUM 23 1154 PM 4 1896 29 -6 24  
AVERAGE 31 41 -10 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 0.90 1903 0.06 -0.01 0.12  
MONTH TO DATE 1.08 0.90 0.18 2.32  
SINCE OCT 1 4.06 5.29 -1.23 6.39  
SINCE JAN 1 2.69 2.84 -0.15 3.93  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 24 10 37  
MONTH TO DATE 432 434 -2 370  
SINCE MAR 1 1289 1431 -142 1423  
SINCE JUL 1 6851 7197 -346 6655  
 
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 18 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 48 1200 PM  
AVERAGE 74  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 81 1936  
MINIMUM TEMPERATURE (F) 29 5 1951  
 
SUNRISE AND SUNSET  
APRIL 18 2025.........SUNRISE 624 AM MDT SUNSET 811 PM MDT  
APRIL 19 2025.........SUNRISE 622 AM MDT SUNSET 813 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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