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CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
137 AM MDT SAT MAY 12 2018


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 11 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         51    328 PM  81    1960  60     -9       76       
  MINIMUM         39   1159 PM  15    1967  33      6       36       
  AVERAGE         45                        46     -1       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          0.60 1925   0.06  -0.05      T      
  MONTH TO DATE    0.70                      0.56   0.14     0.26    
  SINCE OCT 1      5.66                      5.28   0.38     7.22    
  SINCE JAN 1      4.22                      3.39   0.83     4.00    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       20                        19      1        9       
  MONTH TO DATE  156                       224    -68      159       
  SINCE MAR 1   2006                      2046    -40     1757       
  SINCE JUL 1   8494                      8615   -121     8541       
                                                                     
 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     N (10)       
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION     N (10)       
  AVERAGE WIND SPEED    11.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86          1200 AM                                     
 LOWEST     54           400 PM                                     
 AVERAGE    70                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   60        82      2001                    
                                             1960                    
 MINIMUM TEMPERATURE (F)   33        16      1985                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 12 2018...........SUNRISE   602 AM MDT   SUNSET   852 PM MDT   
MAY 13 2018...........SUNRISE   600 AM MDT   SUNSET   853 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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