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CDUS45 KMSO 150740
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
137 AM MDT MON MAY 15 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 14 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         50    452 PM  88    1936  61    -11       54       
  MINIMUM         23    514 AM  18    1983  34    -11       37       
  AVERAGE         37                        47    -10       46      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.70 1952   0.06  -0.06      T      
  MONTH TO DATE    0.27                      0.74  -0.47     0.21    
  SINCE OCT 1      7.23                      5.46   1.77     5.03    
  SINCE JAN 1      4.01                      3.57   0.44     2.29    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       28                        18     10       19       
  MONTH TO DATE  225                       279    -54      244       
  SINCE MAR 1   1823                      2101   -278     1862       
  SINCE JUL 1   8607                      8670    -63     8259       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     S (180)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED     2.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           100 AM                                     
 LOWEST     31           700 PM                                     
 AVERAGE    62                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   61        83      2012                    
 MINIMUM TEMPERATURE (F)   34        21      2004                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 15 2017...........SUNRISE   558 AM MDT   SUNSET   856 PM MDT   
MAY 16 2017...........SUNRISE   556 AM MDT   SUNSET   857 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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