715  
CDUS45 KTFX 122340  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MST TUE DEC 12 2023  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR DECEMBER 12 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 40 337 PM 60 1924 35 5 15  
MINIMUM 17 806 AM -23 1922 14 3 7  
AVERAGE 29 24 5 11  
 
PRECIPITATION (IN)  
TODAY 0.00 0.96 1937 0.01 -0.01 T  
MONTH TO DATE 0.18 0.18 0.00 0.13  
SINCE OCT 1 2.30 2.12 0.18 2.63  
SINCE JAN 1 19.59 16.84 2.75 16.55  
 
DEGREE DAYS  
HEATING  
TODAY 36 40 -4 54  
MONTH TO DATE 352 470 -118 563  
SINCE DEC 1 352 470 -118 563  
SINCE JUL 1 2172 2561 -389 2561  
 
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 9 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 4.4  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92  
LOWEST 55  
AVERAGE 74  
   
......................................................  
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 65 1960  
MINIMUM TEMPERATURE (F) 14 -22 1963  
 
SUNRISE AND SUNSET  
DECEMBER 12 2023......SUNRISE 754 AM MST SUNSET 428 PM MST  
DECEMBER 13 2023......SUNRISE 755 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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