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CDUS45 KMSO 210838
CLIBTM

CLIMATE REPORT 
NATIONAL WEATHER SERVICE MISSOULA MT
138 AM MST THU DEC 21 2023

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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 20 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         48    314 PM  49    1958  30     18       34       
  MINIMUM         21    512 AM -36    1998   6     15        9       
  AVERAGE         35                        18     17       22     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.25 1941   0.02  -0.02      T       
  MONTH TO DATE    0.15                      0.31  -0.16     0.35     
  SINCE JAN 1     17.10                     12.59   4.51     9.54     

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

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       30                        47    -17       43        
  MONTH TO DATE  724                       913   -189     1003        
  SINCE DEC 1    724                       913   -189     1003        
  SINCE JUL 1   2897                      3368   -471     3353        

 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     S (170)       
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     E (110)       
  AVERAGE WIND SPEED     2.2                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.5                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88           500 AM                                      
 LOWEST     44           300 PM                                      
 AVERAGE    66                                                        

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   30        51      2020                      
 MINIMUM TEMPERATURE (F)    6       -43      1983                      


SUNRISE AND SUNSET                                                    
DECEMBER 21 2023......SUNRISE   809 AM MST   SUNSET   447 PM MST     
DECEMBER 22 2023......SUNRISE   809 AM MST   SUNSET   448 PM MST     


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




$$