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CDUS45 KMSO 210739
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1239 AM MST SUN JAN 21 2018


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

...THE BUTTE MT CLIMATE SUMMARY FOR JANUARY 20 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         26    410 PM  52    2005  32     -6       32       
  MINIMUM         -3    115 AM -47    1937   8    -11        4       
  AVERAGE         12                        20     -8       18      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.66 1964   0.01  -0.01      T      
  MONTH TO DATE    0.57                      0.31   0.26     0.16    
  SINCE OCT 1      2.01                      2.20  -0.19     3.38    
  SINCE JAN 1      0.57                      0.31   0.26     0.16    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       53                        45      8       47       
  MONTH TO DATE  836                       914    -78     1184       
  SINCE DEC 1   2272                      2388   -116     2824       
  SINCE JUL 1   4667                      4878   -211     5118       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION    SE (140)      
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION     S (160)      
  AVERAGE WIND SPEED     1.2                                         

                                                                     
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          1000 AM                                     
 LOWEST     68           400 PM                                     
 AVERAGE    78                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   32        50      2005                    
 MINIMUM TEMPERATURE (F)    8       -47      1937                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 21 2018.......SUNRISE   803 AM MST   SUNSET   520 PM MST   
JANUARY 22 2018.......SUNRISE   803 AM MST   SUNSET   521 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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