983  
CDUS45 KTFX 132240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT MON OCT 13 2025  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR OCTOBER 13 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 32 300 PM 84 1964 57 -25 68  
MINIMUM 28 MM 7 1969 32 -4 36  
AVERAGE 30 45 -15 52  
 
PRECIPITATION (IN)  
TODAY 0.01 0.79 1975 0.05 -0.04 0.00  
MONTH TO DATE 0.81 0.61 0.20 0.00  
SINCE OCT 1 0.81 0.61 0.20 0.00  
SINCE JAN 1 15.28 15.33 -0.05 18.51  
 
DEGREE DAYS  
HEATING  
TODAY 35 20 15 13  
MONTH TO DATE 213 231 -18 145  
SINCE SEP 1 346 520 -174 286  
SINCE JUL 1 420 666 -246 391  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 11 18 -7 46  
SINCE JAN 1 163 228 -65 298    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 11.3  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LT FREEZING RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 81  
AVERAGE 89  
   
......................................................  
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 82 1958  
MINIMUM TEMPERATURE (F) 32 10 1969  
 
SUNRISE AND SUNSET  
OCTOBER 13 2025.......SUNRISE 734 AM MDT SUNSET 633 PM MDT  
OCTOBER 14 2025.......SUNRISE 735 AM MDT SUNSET 632 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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