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CDUS45 KMSO 210737
CLIBTM

CLIMATE REPORT 
NATIONAL WEATHER SERVICE MISSOULA MT
137 AM MDT SUN MAY 21 2023

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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 20 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         80    300 PM  83    1919  63     17       47       
  MINIMUM         40    523 AM  23    2003  36      4       30       
  AVERAGE         60                        49     11       39     

PRECIPITATION (IN)                                                    
  YESTERDAY        T             1.20 1902   0.07  -0.07    MM        
  MONTH TO DATE    1.26                      1.10   0.16     0.24     
  SINCE JAN 1      3.97                      3.92   0.05     1.40     

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

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        5                        16    -11       26        
  MONTH TO DATE  267                       381   -114      437        
  SINCE MAR 1   2474                      2205    269     2330        
  SINCE JUL 1   9191                      8680    511     8208        

 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    23   HIGHEST WIND DIRECTION     E (80)        
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     E (70)        
  AVERAGE WIND SPEED     4.0                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.1                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  THUNDERSTORM                                                        


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           600 AM                                      
 LOWEST     15           300 PM                                      
 AVERAGE    51                                                        

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   63        84      1919                      
 MINIMUM TEMPERATURE (F)   36        12      1938                      


SUNRISE AND SUNSET                                                    
MAY 21 2023...........SUNRISE   552 AM MDT   SUNSET   902 PM MDT     
MAY 22 2023...........SUNRISE   551 AM MDT   SUNSET   903 PM MDT     


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




$$