501  
CDUS45 KTFX 110738  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
138 AM MDT WED OCT 11 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR OCTOBER 10 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 78 1219 PM 86 2015 59 19 72  
MINIMUM 43 509 AM 3 2019 33 10 37  
AVERAGE 61 46 15 55  
 
PRECIPITATION (IN)  
YESTERDAY T 0.60 1929 0.04 -0.04 0.00  
MONTH TO DATE 0.42 0.47 -0.05 0.44  
SINCE OCT 1 0.42 0.47 -0.05 0.44  
SINCE JAN 1 17.71 15.19 2.52 14.36  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 19 -15 10  
MONTH TO DATE 135 171 -36 127  
SINCE SEP 1 327 460 -133 287  
SINCE JUL 1 412 606 -194 314  
 
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 30 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 500 AM  
LOWEST 23 100 PM  
AVERAGE 48  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 90 1934  
MINIMUM TEMPERATURE (F) 33 10 2019  
 
SUNRISE AND SUNSET  
OCTOBER 11 2023.......SUNRISE 730 AM MDT SUNSET 638 PM MDT  
OCTOBER 12 2023.......SUNRISE 732 AM MDT SUNSET 636 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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