413 
CDUS45 KMSO 310738
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
138 AM MDT THU MAY 31 2012


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 30 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         56    409 PM  87    1986  65     -9       45       
  MINIMUM         37   1159 PM  24    1920  38     -1       32       
  AVERAGE         47                        51     -4       39      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.12 1988   0.09  -0.09     0.32    
  MONTH TO DATE    1.20                      1.99  -0.79     2.59    
  SINCE OCT 1      5.16                      6.71  -1.55     6.59    
  SINCE JAN 1      3.90                      4.82  -0.92     4.79    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       18                        14      4       26       
  MONTH TO DATE  584                       528     56      623       
  SINCE MAR 1   2155                      2350   -195     2583       
  SINCE JUL 1   8295                      8919   -624     9255       
                                                                     
 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    14   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     5.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    79          1100 PM                                     
 LOWEST     35          1100 AM                                     
 AVERAGE    57                                                       

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

                                                                     
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 2012...........SUNRISE   543 AM MDT   SUNSET   913 PM MDT   
JUNE  1 2012..........SUNRISE   543 AM MDT   SUNSET   914 PM MDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




$$