100  
CDUS45 KTFX 240733  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
133 AM MDT SUN MAY 24 2026  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 23 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM MM MM 96 1926 65 MM 63  
MINIMUM MM MM 17 1930 40 MM 41  
AVERAGE MM 52 MM 52  
 
PRECIPITATION (IN)  
YESTERDAY MM 1.36 1942 0.11 MM 0.07  
MONTH TO DATE 0.99 1.93 -0.94 2.89  
SINCE OCT 1 8.55 8.03 0.52 7.06  
SINCE JAN 1 5.96 5.58 0.38 5.69  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 13 MM 13  
MONTH TO DATE 320 375 -55 331  
SINCE MAR 1 1868 2095 -227 1896  
SINCE JUL 1 6555 7861 -1306 7458  
 
COOLING  
YESTERDAY MM 0 MM 0  
MONTH TO DATE 0 0 0 2  
SINCE MAR 1 0 0 0 2  
SINCE JAN 1 0 0 0 2    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
SKY COVER  
AVERAGE SKY COVER MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 88 1929  
MINIMUM TEMPERATURE (F) 40 29 1993  
 
SUNRISE AND SUNSET  
MAY 24 2026...........SUNRISE 533 AM MDT SUNSET 858 PM MDT  
MAY 25 2026...........SUNRISE 532 AM MDT SUNSET 859 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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