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CDUS45 KMSO 130842
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
141 AM MST TUE DEC 13 2016


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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 12 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    108 PM  60    1924  29     -1       33       
  MINIMUM         14    727 AM -28    1919   5      9        9       
  AVERAGE         21                        17      4       21      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.40 1906   0.01  -0.01     0.00    
  MONTH TO DATE    0.03                      0.20  -0.17     0.08    
  SINCE OCT 1      2.81                      1.58   1.23     2.15    
  SINCE JAN 1     10.19                     12.46  -2.27    11.32    
                                                                     
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       44       
  MONTH TO DATE  594                       561     33      483       
  SINCE DEC 1    594                       561     33      483       
  SINCE JUL 1   2888                      3051   -163     2903       
                                                                     
 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    21   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     6.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    68           600 PM                                     
 LOWEST     46           100 PM                                     
 AVERAGE    57                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        60      1924                    
 MINIMUM TEMPERATURE (F)    5       -25      1919                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 13 2016......SUNRISE   804 AM MST   SUNSET   445 PM MST   
DECEMBER 14 2016......SUNRISE   805 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.                                          




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