935  
CDUS45 KTFX 010739  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
139 AM MDT SUN JUN 01 2025  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 31 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 86 317 PM 87 1936 67 19 64  
MINIMUM 45 454 AM 24 1982 42 3 31  
AVERAGE 66 54 12 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.56 2013 0.13 -0.13 0.00  
MONTH TO DATE 2.89 2.88 0.01 3.86  
SINCE OCT 1 7.06 8.98 -1.92 10.48  
SINCE JAN 1 5.69 6.53 -0.84 8.02  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 11 -11 17  
MONTH TO DATE 375 467 -92 560  
SINCE MAR 1 1940 2187 -247 2283  
SINCE JUL 1 7502 7953 -451 7515  
 
COOLING  
YESTERDAY 1 0 1 0  
MONTH TO DATE 3 1 2 0  
SINCE MAR 1 3 1 2 0  
SINCE JAN 1 3 1 2 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 100 AM  
LOWEST 21 300 PM  
AVERAGE 52  
   
......................................................  
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 87 1913  
MINIMUM TEMPERATURE (F) 43 27 1928  
 
SUNRISE AND SUNSET  
JUNE 1 2025..........SUNRISE 526 AM MDT SUNSET 906 PM MDT  
JUNE 2 2025..........SUNRISE 526 AM MDT SUNSET 907 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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