107  
CDUS45 KTFX 152340  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MST SUN DEC 15 2024  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR DECEMBER 15 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 37 247 PM 62 1980 35 2 45  
MINIMUM 33 1152 AM -29 1964 13 20 19  
AVERAGE 35 24 11 32  
 
PRECIPITATION (IN)  
TODAY 0.01 0.80 1901 0.02 -0.01 0.00  
MONTH TO DATE 0.16 0.23 -0.07 0.18  
SINCE OCT 1 1.07 2.17 -1.10 2.30  
SINCE JAN 1 19.58 16.89 2.69 19.59  
 
DEGREE DAYS  
HEATING  
TODAY 30 41 -11 33  
MONTH TO DATE 460 593 -133 446  
SINCE DEC 1 460 593 -133 446  
SINCE JUL 1 2151 2684 -533 2266  
 
COOLING  
TODAY 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 30 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 10.8  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92  
LOWEST 52  
AVERAGE 72  
   
......................................................  
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 61 1980  
MINIMUM TEMPERATURE (F) 13 -31 1964  
 
SUNRISE AND SUNSET  
DECEMBER 15 2024......SUNRISE 758 AM MST SUNSET 429 PM MST  
DECEMBER 16 2024......SUNRISE 758 AM MST SUNSET 429 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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