896 
CDUS45 KMSO 130757
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
157 AM MDT SUN MAY 13 2012


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 12 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         66    450 PM  82    2001  60      6       67       
                                      1960                          
  MINIMUM         24    531 AM  16    1985  33     -9       29       
  AVERAGE         45                        46     -1       48      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.50 1900   0.06  -0.06      T      
  MONTH TO DATE    0.26                      0.62  -0.36     0.64    
  SINCE OCT 1      4.22                      5.34  -1.12     4.64    
  SINCE JAN 1      2.96                      3.45  -0.49     2.84    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       20                        19      1       17       
  MONTH TO DATE  275                       243     32      272       
  SINCE MAR 1   1846                      2065   -219     2232       
  SINCE JUL 1   7986                      8634   -648     8904       
                                                                     
 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    12   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     3.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    75           400 AM                                     
 LOWEST      8           300 PM                                     
 AVERAGE    42                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   60        84      1993                    
 MINIMUM TEMPERATURE (F)   33        18      1983                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 13 2012...........SUNRISE   600 AM MDT   SUNSET   854 PM MDT   
MAY 14 2012...........SUNRISE   559 AM MDT   SUNSET   855 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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