479  
CDUS45 KTFX 200732  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
132 AM MDT FRI JUN 20 2025  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR JUNE 19 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 79 532 PM 92 1900 72 7 64  
MINIMUM 51 457 AM 34 1978 46 5 34  
2024  
AVERAGE 65 59 6 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 1.72 1928 0.11 -0.09 T  
MONTH TO DATE 1.84 2.34 -0.50 1.81  
SINCE OCT 1 8.90 11.32 -2.42 12.29  
SINCE JAN 1 7.53 8.87 -1.34 9.83  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 7 -7 16  
MONTH TO DATE 126 164 -38 177  
SINCE JUN 1 126 164 -38 177  
SINCE JUL 1 7628 8116 -488 7692  
 
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 16 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 500 AM  
LOWEST 27 1100 AM  
AVERAGE 53  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 96 1988  
MINIMUM TEMPERATURE (F) 46 27 1929  
 
SUNRISE AND SUNSET  
JUNE 20 2025..........SUNRISE 522 AM MDT SUNSET 917 PM MDT  
JUNE 21 2025..........SUNRISE 523 AM MDT SUNSET 917 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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