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CDUS45 KMSO 010740
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1240 AM MST TUE JAN 1 2013


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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 31 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         18    407 PM  53    1917  30    -12       30       
  MINIMUM          2   1205 AM -39    1978   6     -4       13       
  AVERAGE         10                        18     -8       22      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.70 1942   0.02  -0.02      T      
  MONTH TO DATE    0.30                      0.51  -0.21     0.29    
  SINCE OCT 1      1.63                      1.89  -0.26     1.26    
  SINCE JAN 1      9.06                     12.77  -3.71    11.83    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       55                        47      8       43       
  MONTH TO DATE 1403                      1470    -67     1423       
  SINCE DEC 1   1403                      1474    -71     1423       
  SINCE JUL 1   3665                      3964   -299     3725       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    121                        81     40       48       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     2.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    88           300 AM                                     
 LOWEST     67           100 PM                                     
 AVERAGE    78                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   30        56      1918                    
 MINIMUM TEMPERATURE (F)    6       -43      1942                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  1 2013.......SUNRISE   812 AM MST   SUNSET   456 PM MST   
JANUARY  2 2013.......SUNRISE   812 AM MST   SUNSET   457 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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