AFOS product CLIBTM
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395 
CDUS45 KMSO 140840
CLIBTM

CLIMATE REPORT 
NATIONAL WEATHER SERVICE MISSOULA MT
140 AM MST THU DEC 14 2023

...................................

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 13 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         31    350 PM  60    1924  30      1       23       
  MINIMUM          9   1018 PM -25    1919   7      2        3       
  AVERAGE         20                        19      1       13     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.30 1901   0.01  -0.01      T       
  MONTH TO DATE    0.15                      0.20  -0.05     0.27     
  SINCE JAN 1     17.10                     12.48   4.62     9.46     

SNOWFALL (IN)                                                              
  YESTERDAY       MM                                                  
  MONTH TO DATE    T                                                  
  SINCE DEC 1      T                                                  
  SINCE JUL 1      0.0                                                
  SNOW DEPTH      MM                                                  

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       45                        46     -1       52        
  MONTH TO DATE  464                       585   -121      626        
  SINCE DEC 1    464                       585   -121      626        
  SINCE JUL 1   2637                      3040   -403     2976        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1     73                        83    -10      177        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION    SE (130)       
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION    SE (130)       
  AVERAGE WIND SPEED     1.8                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.6                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 
  FOG W/VISIBILITY <= 1/4 MILE                                        


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    95           500 AM                                      
 LOWEST     63           400 PM                                      
 AVERAGE    79                                                        

..........................................................


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   30        55      1924                      
 MINIMUM TEMPERATURE (F)    7       -26      1967                      


SUNRISE AND SUNSET                                                    
DECEMBER 14 2023......SUNRISE   804 AM MST   SUNSET   445 PM MST     
DECEMBER 15 2023......SUNRISE   805 AM MST   SUNSET   445 PM MST     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$