340  
CDUS45 KTFX 100733  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
133 AM MDT TUE OCT 10 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR OCTOBER 9 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 303 PM 84 1911 59 20 67  
MINIMUM 41 251 AM -1 1985 34 7 35  
AVERAGE 60 46 14 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.41 1930 0.05 -0.05 0.00  
MONTH TO DATE 0.42 0.43 -0.01 0.44  
SINCE OCT 1 0.42 0.43 -0.01 0.44  
SINCE JAN 1 17.71 15.15 2.56 14.36  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 19 -14 14  
MONTH TO DATE 131 152 -21 117  
SINCE SEP 1 323 441 -118 277  
SINCE JUL 1 408 587 -179 304  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 17 18 -1 59  
SINCE JAN 1 229 228 1 402    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 300 AM  
LOWEST 16 100 PM  
AVERAGE 45  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 86 2015  
MINIMUM TEMPERATURE (F) 33 3 2019  
 
SUNRISE AND SUNSET  
OCTOBER 10 2023.......SUNRISE 729 AM MDT SUNSET 640 PM MDT  
OCTOBER 11 2023.......SUNRISE 730 AM MDT SUNSET 638 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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