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CDUS45 KMSO 190738
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1238 AM MST WED DEC 19 2018


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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 18 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         42    230 PM  55    1979  29     13       42       
  MINIMUM         17    406 AM -32    1924   4     13       30       
  AVERAGE         30                        17     13       36      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.05          0.24 1925   0.02   0.03     0.00    
  MONTH TO DATE    0.05                      0.30  -0.25     0.13    
  SINCE OCT 1      1.35                      1.68  -0.33     1.04    
  SINCE JAN 1     13.51                     12.56   0.95    11.57    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       35                        48    -13       29       
  MONTH TO DATE  820                       849    -29      769       
  SINCE DEC 1    820                       849    -29      769       
  SINCE JUL 1   3258                      3339    -81     3164       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1     90                        81      9      129       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     6.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84           100 AM                                     
 LOWEST     44          1000 AM                                     
 AVERAGE    64                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        52      2004                    
 MINIMUM TEMPERATURE (F)    4       -27      1945                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 19 2018......SUNRISE   808 AM MST   SUNSET   447 PM MST   
DECEMBER 20 2018......SUNRISE   808 AM MST   SUNSET   447 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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