170  
CDUS45 KTFX 220748  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
148 AM MDT SUN OCT 22 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR OCTOBER 21 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 66 309 PM 81 1927 54 12 61  
MINIMUM 37 645 AM 5 1930 29 8 39  
AVERAGE 52 41 11 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.80 1908 0.04 -0.04 0.43  
MONTH TO DATE 0.57 0.94 -0.37 1.07  
SINCE OCT 1 0.57 0.94 -0.37 1.07  
SINCE JAN 1 17.86 15.66 2.20 14.99  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 24 -11 15  
MONTH TO DATE 280 410 -130 283  
SINCE SEP 1 472 699 -227 443  
SINCE JUL 1 557 845 -288 470  
 
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 16 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 1100 PM  
LOWEST 34 200 PM  
AVERAGE 59  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 80 1915  
MINIMUM TEMPERATURE (F) 28 3 1957  
 
SUNRISE AND SUNSET  
OCTOBER 22 2023.......SUNRISE 746 AM MDT SUNSET 618 PM MDT  
OCTOBER 23 2023.......SUNRISE 747 AM MDT SUNSET 616 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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