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CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
145 AM MST MON DEC 14 2015


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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 13 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         38    347 PM  60    1924  29      9       47       
  MINIMUM         28   1159 PM -25    1919   5     23       28       
  AVERAGE         33                        17     16       38      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.06          0.30 1901   0.02   0.04     0.18    
  MONTH TO DATE    0.14                      0.22  -0.08     0.18    
  SINCE OCT 1      2.21                      1.60   0.61     2.01    
  SINCE JAN 1     11.38                     12.48  -1.10    14.45    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       32                        48    -16       27       
  MONTH TO DATE  515                       609    -94      427       
  SINCE DEC 1    515                       609    -94      427       
  SINCE JUL 1   2935                      3099   -164     2757       
                                                                     
 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    18   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     S (190)      
  AVERAGE WIND SPEED     7.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           900 PM                                     
 LOWEST     53          1200 AM                                     
 AVERAGE    73                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        55      1924                    
 MINIMUM TEMPERATURE (F)    5       -26      1967                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 14 2015......SUNRISE   804 AM MST   SUNSET   445 PM MST   
DECEMBER 15 2015......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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