857  
CDUS45 KMSO 060739  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
139 AM MDT SAT SEP 06 2025  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 5 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 422 PM 93 1998 74 0 83  
2020  
MINIMUM 39 612 AM 23 1969 39 0 41  
AVERAGE 57 56 1 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.86 2007 0.04 -0.04 0.00  
MONTH TO DATE 0.00 0.20 -0.20 0.10  
SINCE JAN 1 8.28 9.97 -1.69 6.19  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 9 -1 3  
MONTH TO DATE 14 41 -27 14  
SINCE SEP 1 14 41 -27 14  
SINCE JUL 1 165 256 -91 202  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 2  
SINCE SEP 1 2 0 2 2  
SINCE JAN 1 59 81 -22 127    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 5.1  
 
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 89 700 AM  
LOWEST 23 200 PM  
AVERAGE 56  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 2022  
MINIMUM TEMPERATURE (F) 39 26 1948  
 
SUNRISE AND SUNSET  
SEPTEMBER 6 2025.....SUNRISE 657 AM MDT SUNSET 758 PM MDT  
SEPTEMBER 7 2025.....SUNRISE 659 AM MDT SUNSET 756 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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