800  
CDUS45 KTFX 080734  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
134 AM MDT THU MAY 08 2025  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 7 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 70 537 PM 89 1908 60 10 45  
MINIMUM 30 417 AM 21 1914 34 -4 31  
AVERAGE 50 47 3 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.49 1988 0.07 -0.07 1.07  
MONTH TO DATE 1.21 0.47 0.74 1.65  
SINCE OCT 1 5.38 6.57 -1.19 8.27  
SINCE JAN 1 4.01 4.12 -0.11 5.81  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 18 -3 27  
MONTH TO DATE 114 133 -19 174  
SINCE MAR 1 1679 1853 -174 1897  
SINCE JUL 1 7241 7619 -378 7129  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 11.1  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 400 AM  
LOWEST 37 100 PM  
AVERAGE 67  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 85 1928  
MINIMUM TEMPERATURE (F) 35 19 1929  
 
SUNRISE AND SUNSET  
MAY 8 2025...........SUNRISE 551 AM MDT SUNSET 838 PM MDT  
MAY 9 2025...........SUNRISE 550 AM MDT SUNSET 840 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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