889  
CDUS45 KTFX 010731  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
131 AM MDT THU MAY 01 2025  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR APRIL 30 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 57 415 PM 83 1926 57 0 48  
MINIMUM 40 1159 PM 5 1909 32 8 27  
AVERAGE 49 44 5 38  
 
PRECIPITATION (IN)  
YESTERDAY T 0.52 1951 0.06 -0.06 0.00  
MONTH TO DATE 1.19 1.71 -0.52 2.55  
SINCE OCT 1 4.17 6.10 -1.93 6.62  
SINCE JAN 1 2.80 3.65 -0.85 4.16  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 20 -4 27  
MONTH TO DATE 708 722 -14 670  
SINCE MAR 1 1565 1719 -154 1723  
SINCE JUL 1 7127 7485 -358 6955  
 
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 17 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 800 AM  
LOWEST 40 500 PM  
AVERAGE 63  
   
......................................................  
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 82 2000  
MINIMUM TEMPERATURE (F) 32 13 2013  
 
SUNRISE AND SUNSET  
MAY 1 2025...........SUNRISE 602 AM MDT SUNSET 829 PM MDT  
MAY 2 2025...........SUNRISE 600 AM MDT SUNSET 830 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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