352  
CDUS45 KTFX 192240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT THU JUN 19 2025  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR JUNE 19 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 79 259 PM 92 1900 72 7 64  
MINIMUM 51 457 AM 34 1978 46 5 34  
2024  
AVERAGE 65 59 6 49  
 
PRECIPITATION (IN)  
TODAY 0.00 1.72 1928 0.11 -0.11 T  
MONTH TO DATE 1.82 2.34 -0.52 1.81  
SINCE OCT 1 8.88 11.32 -2.44 12.29  
SINCE JAN 1 7.51 8.87 -1.36 9.83  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 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 10 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 27  
AVERAGE 53  
   
......................................................  
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 96 1988  
MINIMUM TEMPERATURE (F) 46 27 1929  
 
SUNRISE AND SUNSET  
JUNE 19 2025..........SUNRISE 522 AM MDT SUNSET 916 PM MDT  
JUNE 20 2025..........SUNRISE 522 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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