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CDUS45 KMSO 310741
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
141 AM MDT MON JUL 31 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR JULY 30 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         90    444 PM  98    2000  83      7       89       
  MINIMUM         48    605 AM  37    1995  46      2       49       
  AVERAGE         69                        64      5       69      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.92 1975   0.04  -0.04     0.00    
  MONTH TO DATE    0.50                      1.31  -0.81     0.94    
  SINCE OCT 1     11.83                     10.37   1.46     8.14    
  SINCE JAN 1      8.61                      8.48   0.13     5.40    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         2     -2        0       
  MONTH TO DATE    8                        97    -89      133       
  SINCE JUN 1    243                       384   -141      322       
  SINCE JUL 1      8                        97    -89      133       
                                                                     
 COOLING                                                             
  YESTERDAY        4                         2      2        4       
  MONTH TO DATE   87                        47     40       23       
  SINCE JUN 1     99                        54     45       46       
  SINCE JAN 1     99                        54     45       46       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (300)      
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     6.0                                         

                                                                     
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    66           600 AM                                     
 LOWEST     14           500 PM                                     
 AVERAGE    40                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   83        97      2000                    
 MINIMUM TEMPERATURE (F)   46        31      1968                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 31 2017..........SUNRISE   612 AM MDT   SUNSET   900 PM MDT   
AUGUST  1 2017........SUNRISE   613 AM MDT   SUNSET   859 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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