122  
CDUS45 KTFX 260732  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
132 AM MDT SAT JUL 26 2025  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR JULY 25 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 90 417 PM 101 1933 84 6 95  
MINIMUM 52 418 AM 38 1948 52 0 64  
AVERAGE 71 68 3 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 0.44 1955 0.05 0.00 T  
MONTH TO DATE 1.70 1.48 0.22 0.51  
SINCE OCT 1 11.69 13.81 -2.12 13.78  
SINCE JAN 1 10.32 11.36 -1.04 11.32  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 50 59 -9 48  
SINCE JUN 1 244 285 -41 291  
SINCE JUL 1 50 59 -9 48  
 
COOLING  
YESTERDAY 6 4 2 15  
MONTH TO DATE 65 77 -12 142  
SINCE JUN 1 68 94 -26 152  
SINCE JAN 1 71 95 -24 152    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 400 AM  
LOWEST 17 300 PM  
AVERAGE 50  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 97 1933  
MINIMUM TEMPERATURE (F) 52 38 2005  
 
SUNRISE AND SUNSET  
JULY 26 2025..........SUNRISE 550 AM MDT SUNSET 858 PM MDT  
JULY 27 2025..........SUNRISE 552 AM MDT SUNSET 856 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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