195  
CDUS45 KTFX 302240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT WED JUL 30 2025  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR JULY 30 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 72 122 PM 103 1908 84 -12 77  
MINIMUM 56 523 AM 32 1904 52 4 53  
AVERAGE 64 68 -4 65  
 
PRECIPITATION (IN)  
TODAY 0.00 1.39 1950 0.04 -0.04 T  
MONTH TO DATE 2.52 1.71 0.81 0.52  
SINCE OCT 1 12.51 14.04 -1.53 13.79  
SINCE JAN 1 11.14 11.59 -0.45 11.33  
 
DEGREE DAYS  
HEATING  
TODAY 1 1 0 0  
MONTH TO DATE 52 64 -12 48  
SINCE JUN 1 246 290 -44 291  
SINCE JUL 1 52 64 -12 48  
 
COOLING  
TODAY 0 4 -4 0  
MONTH TO DATE 71 97 -26 145  
SINCE JUN 1 74 114 -40 155  
SINCE JAN 1 77 115 -38 155    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 11.0  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 63  
AVERAGE 82  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 105 1900  
MINIMUM TEMPERATURE (F) 52 35 1968  
 
SUNRISE AND SUNSET  
JULY 30 2025..........SUNRISE 555 AM MDT SUNSET 853 PM MDT  
JULY 31 2025..........SUNRISE 556 AM MDT SUNSET 851 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MT Page Main Text Page