646  
CDUS45 KTFX 140736  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
136 AM MDT SAT OCT 14 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR OCTOBER 13 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 48 118 PM 84 1964 57 -9 63  
MINIMUM 32 1159 PM 7 1969 32 0 31  
AVERAGE 40 45 -5 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.79 1975 0.05 -0.05 0.00  
MONTH TO DATE 0.57 0.61 -0.04 0.53  
SINCE OCT 1 0.57 0.61 -0.04 0.53  
SINCE JAN 1 17.86 15.33 2.53 14.45  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 20 5 18  
MONTH TO DATE 199 231 -32 179  
SINCE SEP 1 391 520 -129 339  
SINCE JUL 1 476 666 -190 366  
 
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 17 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 11.0  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 400 AM  
LOWEST 65 200 PM  
AVERAGE 81  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 82 1958  
MINIMUM TEMPERATURE (F) 32 10 1969  
 
SUNRISE AND SUNSET  
OCTOBER 14 2023.......SUNRISE 734 AM MDT SUNSET 633 PM MDT  
OCTOBER 15 2023.......SUNRISE 736 AM MDT SUNSET 631 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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