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CDUS45 KMSO 300737
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
137 AM MDT SAT SEP 30 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 29 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         71    304 PM  84    1963  62      9       77       
  MINIMUM         31    732 AM  10    1985  31      0       37       
  AVERAGE         51                        47      4       57      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.84 1947   0.03  -0.03     0.08    
  MONTH TO DATE    1.67                      0.97   0.70     1.30    
  SINCE OCT 1     13.66                     12.74   0.92    10.10    
  SINCE JAN 1     10.44                     10.85  -0.41     7.36    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       14                        18     -4        8       
  MONTH TO DATE  386                       374     12      414       
  SINCE SEP 1    386                       374     12      414       
  SINCE JUL 1    459                       602   -143      712       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    5                         0      5        3       
  SINCE SEP 1      5                         0      5        3       
  SINCE JAN 1    129                        79     50       57       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     S (180)      
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     S (160)      
  AVERAGE WIND SPEED     3.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           600 AM                                     
 LOWEST     22           300 PM                                     
 AVERAGE    61                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   62        84      1992                    
 MINIMUM TEMPERATURE (F)   31        13      1985                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 30 2017.....SUNRISE   728 AM MDT   SUNSET   711 PM MDT   
OCTOBER  1 2017.......SUNRISE   729 AM MDT   SUNSET   709 PM MDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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