892  
CDUS45 KTFX 130745  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
145 AM MDT FRI SEP 13 2024  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 12 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 56 1217 PM 91 1953 72 -16 81  
MINIMUM 48 1033 PM 22 1921 43 5 47  
AVERAGE 52 57 -5 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.82 1.33 1978 0.04 0.78 0.01  
MONTH TO DATE 0.96 0.56 0.40 1.43  
SINCE OCT 1 15.86 16.34 -0.48 18.12  
SINCE JAN 1 13.40 13.89 -0.49 15.44  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 8 5 1  
MONTH TO DATE 19 83 -64 41  
SINCE SEP 1 19 83 -64 41  
SINCE JUL 1 124 229 -105 126  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 36 13 23 14  
SINCE SEP 1 36 13 23 14  
SINCE JAN 1 288 223 65 226    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 83 100 PM  
AVERAGE 92  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 90 1959  
MINIMUM TEMPERATURE (F) 42 23 1896  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2024.....SUNRISE 654 AM MDT SUNSET 732 PM MDT  
SEPTEMBER 14 2024.....SUNRISE 655 AM MDT SUNSET 730 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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