923  
CDUS45 KMSO 260737  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT TUE SEP 26 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 25 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 75 347 PM 86 2001 65 10 75  
MINIMUM 34 630 AM 13 1926 34 0 35  
AVERAGE 55 50 5 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.69 2013 0.03 -0.03 0.00  
MONTH TO DATE 2.34 0.91 1.43 1.28  
SINCE JAN 1 15.51 10.68 4.83 7.98  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 16 -6 10  
MONTH TO DATE 239 284 -45 203  
SINCE SEP 1 239 284 -45 203  
SINCE JUL 1 377 499 -122 264  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 3 0 3 16  
SINCE SEP 1 3 0 3 16  
SINCE JAN 1 73 81 -8 177    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 7.6  
 
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 92 600 AM  
LOWEST 20 200 PM  
AVERAGE 56  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 84 1963  
MINIMUM TEMPERATURE (F) 34 18 1933  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2023.....SUNRISE 722 AM MDT SUNSET 720 PM MDT  
SEPTEMBER 27 2023.....SUNRISE 723 AM MDT SUNSET 718 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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