069  
CDUS45 KTFX 120734  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
134 AM MDT THU OCT 12 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR OCTOBER 11 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 57 127 PM 90 1934 58 -1 60  
MINIMUM 39 835 PM 10 2019 33 6 40  
AVERAGE 48 46 2 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.36 1924 0.05 -0.02 0.09  
MONTH TO DATE 0.45 0.52 -0.07 0.53  
SINCE OCT 1 0.45 0.52 -0.07 0.53  
SINCE JAN 1 17.74 15.24 2.50 14.45  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 20 -3 15  
MONTH TO DATE 152 191 -39 142  
SINCE SEP 1 344 480 -136 302  
SINCE JUL 1 429 626 -197 329  
 
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 15 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 59 200 PM  
AVERAGE 76  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 87 1934  
MINIMUM TEMPERATURE (F) 32 7 2009  
 
SUNRISE AND SUNSET  
OCTOBER 12 2023.......SUNRISE 732 AM MDT SUNSET 636 PM MDT  
OCTOBER 13 2023.......SUNRISE 733 AM MDT SUNSET 634 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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