AFOS product CLIBTM
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CDUS45 KMSO 220747
CLIBTM

CLIMATE REPORT 
NATIONAL WEATHER SERVICE MISSOULA MT
147 AM MDT TUE SEP 22 2020

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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 21 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         75    445 PM  85    1918  66      9       56       
  MINIMUM         31    619 AM  21    1995  34     -3       42       
  AVERAGE         53                        50      3       49     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.70 1937   0.03  -0.03     0.04     
  MONTH TO DATE    0.36                      0.73  -0.37     1.79     
  SINCE JAN 1      8.68                     10.61  -1.93    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       12                        15     -3       16        
  MONTH TO DATE  173                       238    -65      174        
  SINCE SEP 1    173                       238    -65      174        
  SINCE JUL 1    348                       466   -118      346        

 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    14   HIGHEST WIND DIRECTION     S (200)       
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SW (210)       
  AVERAGE WIND SPEED     3.8                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.0                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89          1200 AM                                      
 LOWEST     15           400 PM                                      
 AVERAGE    52                                                        

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   65        86      1987                      
 MINIMUM TEMPERATURE (F)   33        19      1993                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 22 2020.....SUNRISE   718 AM MDT   SUNSET   726 PM MDT     
SEPTEMBER 23 2020.....SUNRISE   719 AM MDT   SUNSET   724 PM MDT     


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




$$