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CDUS45 KMSO 260740
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1238 AM MST TUE DEC 26 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 25 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         14    323 PM  49    1925  29    -15       15       
  MINIMUM         -1   1215 AM -30    1944   5     -6       10       
  AVERAGE          7                        17    -10       13      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.05          0.24 1971   0.02   0.03     0.06    
  MONTH TO DATE    0.43                      0.41   0.02     0.44    
  SINCE OCT 1      1.34                      1.79  -0.45     3.22    
  SINCE JAN 1     11.87                     12.67  -0.80    10.60    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       58                        48     10       52       
  MONTH TO DATE 1156                      1185    -29     1328       
  SINCE DEC 1   1156                      1185    -29     1328       
  SINCE JUL 1   3551                      3675   -124     3622       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    129                        81     48       57       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     2.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  SNOW                                                               
  LIGHT SNOW                                                         
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86           300 AM                                     
 LOWEST     73           500 AM                                     
 AVERAGE    80                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        53      1980                    
 MINIMUM TEMPERATURE (F)    5       -23      1996                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 26 2017......SUNRISE   811 AM MST   SUNSET   451 PM MST   
DECEMBER 27 2017......SUNRISE   811 AM MST   SUNSET   451 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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