AFOS product CLIBTM
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CDUS45 KMSO 090847
CLIBTM

CLIMATE REPORT 
NATIONAL WEATHER SERVICE MISSOULA MT
147 AM MST SAT DEC 09 2023

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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 8 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         32   1239 PM  58    2020  31      1       26       
  MINIMUM         20    139 AM -39    1972   8     12      -10       
  AVERAGE         26                        20      6        8     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.08          0.20 1917   0.02   0.06     0.00     
  MONTH TO DATE    0.14                      0.13   0.01     0.27     
  SINCE JAN 1     17.09                     12.41   4.68     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       39                        45     -6       57        
  MONTH TO DATE  257                       355    -98      398        
  SINCE DEC 1    257                       355    -98      398        
  SINCE JUL 1   2430                      2810   -380     2748        

 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    24   HIGHEST WIND DIRECTION    NW (310)       
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    NW (330)       
  AVERAGE WIND SPEED     6.3                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.7                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  SNOW                                                                
  LIGHT SNOW                                                          
  FOG                                                                 
  HAZE                                                                


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           600 AM                                      
 LOWEST     51           100 PM                                      
 AVERAGE    72                                                        

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   31        57      1957                      
 MINIMUM TEMPERATURE (F)    8       -40      1972                      


SUNRISE AND SUNSET                                                    
DECEMBER  9 2023......SUNRISE   800 AM MST   SUNSET   445 PM MST     
DECEMBER 10 2023......SUNRISE   801 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.




$$