154  
CDUS45 KTFX 100734  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
134 AM MDT FRI OCT 10 2025  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR OCTOBER 9 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 66 334 PM 84 1911 59 7 80  
MINIMUM 34 657 AM -1 1985 34 0 43  
AVERAGE 50 46 4 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.41 1930 0.05 -0.05 0.00  
MONTH TO DATE 0.45 0.43 0.02 0.00  
SINCE OCT 1 0.45 0.43 0.02 0.00  
SINCE JAN 1 14.92 15.15 -0.23 18.51  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 19 -4 3  
MONTH TO DATE 137 152 -15 94  
SINCE SEP 1 270 441 -171 235  
SINCE JUL 1 344 587 -243 340  
 
COOLING  
YESTERDAY 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 18 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 600 AM  
LOWEST 34 300 PM  
AVERAGE 57  
   
......................................................  
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 86 2015  
MINIMUM TEMPERATURE (F) 33 3 2019  
 
SUNRISE AND SUNSET  
OCTOBER 10 2025.......SUNRISE 730 AM MDT SUNSET 639 PM MDT  
OCTOBER 11 2025.......SUNRISE 731 AM MDT SUNSET 637 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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