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CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
138 AM MST THU DEC 22 2016


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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 21 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         28    343 PM  50    1940  29     -1       32       
  MINIMUM         -6   1144 PM -43    1983   5    -11        8       
  AVERAGE         11                        17     -6       20      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY       MM             0.24 1988   0.02  MM         T      
  MONTH TO DATE    0.34                      0.35  -0.01     0.55    
  SINCE OCT 1      3.12                      1.73   1.39     2.62    
  SINCE JAN 1     10.50                     12.61  -2.11    11.79    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       54                        48      6       45       
  MONTH TO DATE 1117                       993    124      892       
  SINCE DEC 1   1117                       993    124      892       
  SINCE JUL 1   3411                      3483    -72     3312       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1     57                        81    -24      101       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (250)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     4.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    87          1000 PM                                     
 LOWEST     46           200 PM                                     
 AVERAGE    67                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        53      1933                    
 MINIMUM TEMPERATURE (F)    5       -44      1990                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 22 2016......SUNRISE   810 AM MST   SUNSET   448 PM MST   
DECEMBER 23 2016......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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