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CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
139 AM MST WED DEC 23 2015


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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 22 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         30   1237 AM  53    1933  29      1       32       
  MINIMUM         12   1147 PM -44    1990   5      7       23       
  AVERAGE         21                        17      4       28      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          0.40 1915   0.01   0.00     0.11    
  MONTH TO DATE    0.56                      0.36   0.20     0.39    
  SINCE OCT 1      2.63                      1.74   0.89     2.22    
  SINCE JAN 1     11.80                     12.62  -0.82    14.66    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       44                        48     -4       37       
  MONTH TO DATE  936                      1041   -105      813       
  SINCE DEC 1    936                      1041   -105      813       
  SINCE JUL 1   3356                      3531   -175     3143       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    101                        81     20       78       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     4.6                                         

                                                                     
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    96           900 AM                                     
 LOWEST     53          1200 AM                                     
 AVERAGE    75                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        50      1950                    
 MINIMUM TEMPERATURE (F)    5       -52      1983                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 23 2015......SUNRISE   810 AM MST   SUNSET   448 PM MST   
DECEMBER 24 2015......SUNRISE   810 AM MST   SUNSET   449 PM MST   

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




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