240  
CDUS45 KTFX 170838  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
138 AM MST MON NOV 17 2025  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR NOVEMBER 16 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 61 250 PM 67 1943 43 18 38  
MINIMUM 30 322 AM -29 1959 21 9 21  
AVERAGE 46 32 14 30  
 
PRECIPITATION (IN)  
YESTERDAY T 0.59 2010 0.02 -0.02 0.04  
MONTH TO DATE 0.04 0.40 -0.36 0.53  
SINCE OCT 1 1.29 1.67 -0.38 0.84  
SINCE JAN 1 15.76 16.39 -0.63 19.35  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 33 -14 35  
MONTH TO DATE 325 488 -163 442  
SINCE SEP 1 1099 1447 -348 1049  
SINCE JUL 1 1173 1593 -420 1154  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 11 19 -8 46  
SINCE JAN 1 163 229 -66 298    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 1200 AM  
LOWEST 37 300 PM  
AVERAGE 63  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 66 1924  
MINIMUM TEMPERATURE (F) 21 -22 1903  
 
SUNRISE AND SUNSET  
NOVEMBER 17 2025......SUNRISE 725 AM MST SUNSET 441 PM MST  
NOVEMBER 18 2025......SUNRISE 726 AM MST SUNSET 440 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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