811  
CDUS45 KTFX 200832  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
132 AM MST FRI DEC 20 2024  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR DECEMBER 19 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 44 248 PM 61 2004 34 10 56  
MINIMUM 19 304 AM -27 1924 13 6 32  
AVERAGE 32 23 9 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.38 1925 0.02 -0.02 0.00  
MONTH TO DATE 0.20 0.30 -0.10 0.18  
SINCE OCT 1 1.11 2.24 -1.13 2.30  
SINCE JAN 1 19.62 16.96 2.66 19.59  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 42 -9 21  
MONTH TO DATE 610 758 -148 550  
SINCE DEC 1 610 758 -148 550  
SINCE JUL 1 2301 2849 -548 2370  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 298 229 69 229    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 400 AM  
LOWEST 32 200 PM  
AVERAGE 60  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 60 1900  
MINIMUM TEMPERATURE (F) 13 -28 1990  
 
SUNRISE AND SUNSET  
DECEMBER 20 2024......SUNRISE 801 AM MST SUNSET 431 PM MST  
DECEMBER 21 2024......SUNRISE 801 AM MST SUNSET 431 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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