505  
CDUS45 KTFX 012240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT WED OCT 01 2025  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR OCTOBER 1 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 72 245 PM 90 2011 63 9 75  
MINIMUM 45 442 AM 15 1950 37 8 32  
AVERAGE 59 50 9 54  
 
PRECIPITATION (IN)  
TODAY 0.00 0.51 1989 0.05 -0.05 0.00  
MONTH TO DATE 0.00 0.05 -0.05 0.00  
SINCE OCT 1 0.00 0.05 -0.05 0.00  
SINCE JAN 1 14.47 14.77 -0.30 18.51  
 
DEGREE DAYS  
HEATING  
TODAY 6 15 -9 11  
MONTH TO DATE 6 15 -9 11  
SINCE SEP 1 139 304 -165 152  
SINCE JUL 1 213 450 -237 257  
 
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 26 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 26  
AVERAGE 54  
   
......................................................  
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 88 1922  
MINIMUM TEMPERATURE (F) 36 12 1950  
 
SUNRISE AND SUNSET  
OCTOBER 1 2025.......SUNRISE 717 AM MDT SUNSET 657 PM MDT  
OCTOBER 2 2025.......SUNRISE 719 AM MDT SUNSET 655 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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