805  
CDUS45 KTFX 252240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT SUN MAY 25 2025  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 25 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 71 200 PM 92 1928 65 6 63  
MINIMUM 40 MM 26 2004 41 -1 33  
AVERAGE 56 53 3 48  
 
PRECIPITATION (IN)  
TODAY 0.00 1.67 1980 0.11 -0.11 0.04  
MONTH TO DATE 2.89 2.15 0.74 3.81  
SINCE OCT 1 7.06 8.25 -1.19 10.43  
SINCE JAN 1 5.69 5.80 -0.11 7.97  
 
DEGREE DAYS  
HEATING  
TODAY 9 12 -3 17  
MONTH TO DATE 354 399 -45 476  
SINCE MAR 1 1919 2119 -200 2199  
SINCE JUL 1 7481 7885 -404 7431  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 2 0 2 0  
SINCE MAR 1 2 0 2 0  
SINCE JAN 1 2 0 2 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 33  
AVERAGE 63  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 90 1936  
MINIMUM TEMPERATURE (F) 41 26 1975  
 
SUNRISE AND SUNSET  
MAY 25 2025...........SUNRISE 531 AM MDT SUNSET 859 PM MDT  
MAY 26 2025...........SUNRISE 531 AM MDT SUNSET 900 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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