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CDUS45 KMSO 230737
CLIBTM

CLIMATE REPORT 
NATIONAL WEATHER SERVICE MISSOULA MT
137 AM MDT WED SEP 23 2020

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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 22 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2020


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         74    128 PM  86    1987  65      9       69       
  MINIMUM         34    613 AM  19    1993  33      1       37       
  AVERAGE         54                        49      5       53     

PRECIPITATION (IN)                                                    
  YESTERDAY        T             0.61 1951   0.03  -0.03     0.00     
  MONTH TO DATE    0.36                      0.76  -0.40     1.79     
  SINCE JAN 1      8.68                     10.64  -1.96    11.86     

SNOWFALL (IN)                                                              
  YESTERDAY       MM                                                  
  MONTH TO DATE   MM                                                  
  SINCE SEP 1     MM                                                  
  SINCE JUL 1     MM                                                  
  SNOW DEPTH      MM                                                  

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       11                        16     -5       12        
  MONTH TO DATE  184                       254    -70      186        
  SINCE SEP 1    184                       254    -70      186        
  SINCE JUL 1    359                       482   -123      358        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    2                         0      2        4        
  SINCE SEP 1      2                         0      2        4        
  SINCE JAN 1     87                        79      8       84        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (300)       
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (300)       
  AVERAGE WIND SPEED     5.3                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.1                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           300 AM                                      
 LOWEST     19           200 PM                                      
 AVERAGE    52                                                        

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   65        87      1987                      
 MINIMUM TEMPERATURE (F)   33        15      1934                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 23 2020.....SUNRISE   719 AM MDT   SUNSET   724 PM MDT     
SEPTEMBER 24 2020.....SUNRISE   720 AM MDT   SUNSET   722 PM MDT     


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




$$