836  
CDUS45 KTFX 280758  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
158 AM MDT WED MAY 28 2025  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 27 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 72 426 PM 91 1934 66 6 67  
MINIMUM 52 455 AM 23 1910 41 11 34  
AVERAGE 62 54 8 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.17 1955 0.11 -0.11 0.00  
MONTH TO DATE 2.89 2.38 0.51 3.81  
SINCE OCT 1 7.06 8.48 -1.42 10.43  
SINCE JAN 1 5.69 6.03 -0.34 7.97  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 12 -9 14  
MONTH TO DATE 363 423 -60 505  
SINCE MAR 1 1928 2143 -215 2228  
SINCE JUL 1 7490 7909 -419 7460  
 
COOLING  
YESTERDAY 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 12 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 1100 PM  
LOWEST 42 1200 PM  
AVERAGE 61  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 93 1919  
MINIMUM TEMPERATURE (F) 42 15 1947  
 
SUNRISE AND SUNSET  
MAY 28 2025...........SUNRISE 529 AM MDT SUNSET 902 PM MDT  
MAY 29 2025...........SUNRISE 528 AM MDT SUNSET 903 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MT Page Main Text Page