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CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
138 AM MDT SAT SEP 8 2018


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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 7 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         83    415 PM  88    1998  72     11       84       
  MINIMUM         45    649 AM  18    1992  38      7       41       
  AVERAGE         64                        55      9       63      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.79 1970   0.03  -0.03     0.00    
  MONTH TO DATE    T                         0.27  -0.27     0.00    
  SINCE OCT 1     12.66                     12.04   0.62    11.99    
  SINCE JAN 1     11.22                     10.15   1.07     8.77    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        1                        10     -9        2       
  MONTH TO DATE   46                        61    -15       18       
  SINCE SEP 1     46                        61    -15       18       
  SINCE JUL 1    242                       289    -47       91       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        4       
  SINCE SEP 1      0                         0      0        4       
  SINCE JAN 1     90                        79     11      128       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION     S (190)      
  AVERAGE WIND SPEED     5.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    70           700 AM                                     
 LOWEST     15           100 PM                                     
 AVERAGE    43                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        90      1979                    
 MINIMUM TEMPERATURE (F)   38        26      1960                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER  8 2018.....SUNRISE   700 AM MDT   SUNSET   755 PM MDT   
SEPTEMBER  9 2018.....SUNRISE   701 AM MDT   SUNSET   753 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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