344  
CDUS45 KTFX 272240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT FRI JUN 27 2025  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR JUNE 27 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 80 133 PM 99 1936 75 5 67  
MINIMUM 51 140 AM 33 1902 47 4 45  
AVERAGE 66 61 5 56  
 
PRECIPITATION (IN)  
TODAY T 1.47 1938 0.08 -0.08 0.24  
MONTH TO DATE 2.93 3.10 -0.17 2.47  
SINCE OCT 1 9.99 12.08 -2.09 12.95  
SINCE JAN 1 8.62 9.63 -1.01 10.49  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 9  
MONTH TO DATE 188 211 -23 215  
SINCE JUN 1 188 211 -23 215  
SINCE JUL 1 7690 8163 -473 7730  
 
COOLING  
TODAY 1 1 0 0  
MONTH TO DATE 3 7 -4 10  
SINCE JUN 1 3 7 -4 10  
SINCE JAN 1 6 8 -2 10    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 35  
AVERAGE 64  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 96 1919  
MINIMUM TEMPERATURE (F) 47 32 1911  
 
SUNRISE AND SUNSET  
JUNE 27 2025..........SUNRISE 525 AM MDT SUNSET 917 PM MDT  
JUNE 28 2025..........SUNRISE 525 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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