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CLIBTM

CLIMATE REPORT 
NATIONAL WEATHER SERVICE MISSOULA MT
148 AM MST SAT DEC 13 2025

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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 12 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         51    216 PM  60    1924  30     21       35       
  MINIMUM         38    557 AM -28    1919   7     31       11       
  AVERAGE         45                        19     26       23     

PRECIPITATION (IN)                                                    
  YESTERDAY        T             0.40 1906   0.02  -0.02     0.00     
  MONTH TO DATE    0.23                      0.19   0.04     0.03     
  SINCE JAN 1     10.44                     12.47  -2.03     7.60     

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

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       20                        46    -26       42        
  MONTH TO DATE  377                       539   -162      431        
  SINCE DEC 1    377                       539   -162      431        
  SINCE JUL 1   2248                      2994   -746     2510        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1     60                        83    -23      127        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (250)       
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     W (250)       
  AVERAGE WIND SPEED    10.5                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.5                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           500 AM                                      
 LOWEST     31          1100 PM                                      
 AVERAGE    64                                                        

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   30        60      1924                      
 MINIMUM TEMPERATURE (F)    7       -25      1919                      


SUNRISE AND SUNSET                                                    
DECEMBER 13 2025......SUNRISE   804 AM MST   SUNSET   445 PM MST     
DECEMBER 14 2025......SUNRISE   804 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.




$$