903  
CDUS45 KTFX 102340  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MST SUN DEC 10 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR DECEMBER 10 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 46 258 PM 64 1990 35 11 38  
MINIMUM 32 822 AM -22 1961 14 18 7  
AVERAGE 39 25 14 23  
 
PRECIPITATION (IN)  
TODAY 0.00 0.77 1929 0.02 -0.02 0.00  
MONTH TO DATE 0.11 0.16 -0.05 0.13  
SINCE OCT 1 2.23 2.10 0.13 2.63  
SINCE JAN 1 19.52 16.82 2.70 16.55  
 
DEGREE DAYS  
HEATING  
TODAY 26 40 -14 42  
MONTH TO DATE 280 390 -110 471  
SINCE DEC 1 280 390 -110 471  
SINCE JUL 1 2100 2481 -381 2469  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 229 229 0 402    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 14.4  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66  
LOWEST 45  
AVERAGE 56  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 64 1939  
MINIMUM TEMPERATURE (F) 14 -28 1932  
 
SUNRISE AND SUNSET  
DECEMBER 10 2023......SUNRISE 753 AM MST SUNSET 428 PM MST  
DECEMBER 11 2023......SUNRISE 754 AM MST SUNSET 428 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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