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CDUS45 KMSO 310737
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
137 AM MDT FRI MAY 31 2013


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 30 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         55    246 PM  87    1986  65    -10       56       
  MINIMUM         40   1159 PM  24    1920  38      2       37       
  AVERAGE         48                        51     -3       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          1.12 1988   0.09  -0.08     0.00    
  MONTH TO DATE    2.41                      1.99   0.42     1.20    
  SINCE OCT 1      4.94                      6.71  -1.77     5.16    
  SINCE JAN 1      3.31                      4.82  -1.51     3.90    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                        14      3       18       
  MONTH TO DATE  487                       528    -41      584       
  SINCE MAR 1   2389                      2350     39     2155       
  SINCE JUL 1   8767                      8919   -152     8295       
                                                                     
 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    24   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED    12.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89          1200 AM                                     
 LOWEST     35           300 PM                                     
 AVERAGE    62                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        84      1986                    
 MINIMUM TEMPERATURE (F)   38        24      1950                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 31 2013...........SUNRISE   543 AM MDT   SUNSET   913 PM MDT   
JUNE  1 2013..........SUNRISE   543 AM MDT   SUNSET   913 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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