707  
CDUS45 KTFX 160751  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
151 AM MDT MON JUN 16 2025  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR JUNE 15 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 73 155 PM 97 2021 71 2 77  
MINIMUM 52 1052 PM 21 1914 45 7 41  
AVERAGE 63 58 5 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.20 1.50 1956 0.11 0.09 0.27  
MONTH TO DATE 1.82 1.90 -0.08 0.59  
SINCE OCT 1 8.88 10.88 -2.00 11.07  
SINCE JAN 1 7.51 8.43 -0.92 8.61  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 8 -6 6  
MONTH TO DATE 110 135 -25 105  
SINCE JUN 1 110 135 -25 105  
SINCE JUL 1 7612 8087 -475 7620  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 4  
SINCE JUN 1 2 0 2 4  
SINCE JAN 1 5 1 4 4    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 61 200 PM  
AVERAGE 81  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 97 1933  
MINIMUM TEMPERATURE (F) 45 31 1902  
 
SUNRISE AND SUNSET  
JUNE 16 2025..........SUNRISE 522 AM MDT SUNSET 916 PM MDT  
JUNE 17 2025..........SUNRISE 522 AM MDT SUNSET 916 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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