Montana Department of Transportation

Main Content

Accidents and Incidents Report

Butte Climatic Report

CDUS45 KMSO 230743
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
141 AM MDT WED MAY 23 2018


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 22 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         69    129 PM  83    1919  63      6       69       
  MINIMUM         45   1159 PM  19    1916  36      9       34       
  AVERAGE         57                        49      8       52      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.50          0.64 1981   0.08   0.42     0.00    
  MONTH TO DATE    1.92                      1.31   0.61     1.54    
  SINCE OCT 1      6.88                      6.03   0.85     8.50    
  SINCE JAN 1      5.44                      4.14   1.30     5.28    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        8                        16     -8       13       
  MONTH TO DATE  313                       412    -99      400       
  SINCE MAR 1   2163                      2234    -71     1998       
  SINCE JUL 1   8651                      8803   -152     8782       
                                                                     
 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    29   HIGHEST WIND DIRECTION     N (20)       
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION     N (20)       
  AVERAGE WIND SPEED     4.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAINFOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           500 AM                                     
 LOWEST     35           100 PM                                     
 AVERAGE    64                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   63        84      1929                    
 MINIMUM TEMPERATURE (F)   36        19      1986                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 23 2018...........SUNRISE   550 AM MDT   SUNSET   905 PM MDT   
MAY 24 2018...........SUNRISE   549 AM MDT   SUNSET   906 PM MDT   

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




--------------------------------