118  
CDUS45 KMSO 082232  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
432 PM MDT MON SEP 08 2025  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 8 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 73 129 PM 90 1979 72 1 85  
MINIMUM 42 714 AM 25 2020 38 4 40  
AVERAGE 58 55 3 63  
 
PRECIPITATION (IN)  
TODAY 0.01 0.79 1991 0.04 -0.03 0.01  
MONTH TO DATE 0.01 0.31 -0.30 0.11  
SINCE JAN 1 8.29 10.08 -1.79 6.20  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 7 10 -3 2  
MONTH TO DATE 26 69 -43 19  
SINCE SEP 1 26 69 -43 19  
SINCE JUL 1 177 284 -107 207  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 3 0 3 2  
SINCE SEP 1 3 0 3 2  
SINCE JAN 1 60 81 -21 127    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 600 AM  
LOWEST 29 300 PM  
AVERAGE 54  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 87 1981  
MINIMUM TEMPERATURE (F) 38 20 1959  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2025.....SUNRISE 700 AM MDT SUNSET 754 PM MDT  
SEPTEMBER 9 2025.....SUNRISE 701 AM MDT SUNSET 752 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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