AFOS product CLIBTM
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CDUS45 KMSO 170837
CLIBTM

CLIMATE REPORT 
NATIONAL WEATHER SERVICE MISSOULA MT
137 AM MST SUN DEC 17 2023

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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 16 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         43    422 PM  58    1980  30     13       18       
  MINIMUM          9    748 AM -36    1964   7      2       -6       
  AVERAGE         26                        18      8        6     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.48 1927   0.02  -0.02     0.00     
  MONTH TO DATE    0.15                      0.25  -0.10     0.35     
  SINCE JAN 1     17.10                     12.53   4.57     9.54     

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                        47     -8       59        
  MONTH TO DATE  586                       725   -139      785        
  SINCE DEC 1    586                       725   -139      785        
  SINCE JUL 1   2759                      3180   -421     3135        

 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     9   HIGHEST WIND DIRECTION     S (170)       
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION     W (280)       
  AVERAGE WIND SPEED     1.8                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88           100 AM                                      
 LOWEST     44           400 PM                                      
 AVERAGE    66                                                        

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   30        53      1980                      
                                             2013                     
 MINIMUM TEMPERATURE (F)    7       -38      1964                      


SUNRISE AND SUNSET                                                    
DECEMBER 17 2023......SUNRISE   806 AM MST   SUNSET   446 PM MST     
DECEMBER 18 2023......SUNRISE   807 AM MST   SUNSET   446 PM MST     


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




$$