623  
CDUS45 KMSO 242240  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
440 PM MDT WED SEP 24 2025  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 24 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 78 259 PM 85 2001 65 13 81  
2009  
2014  
MINIMUM 34 642 AM 3 1926 34 0 38  
AVERAGE 56 50 6 60  
 
PRECIPITATION (IN)  
TODAY 0.00 0.60 1910 0.03 -0.03 0.00  
MONTH TO DATE 0.45 0.88 -0.43 0.80  
SINCE JAN 1 8.73 10.65 -1.92 6.89  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 9 15 -6 5  
MONTH TO DATE 191 268 -77 186  
SINCE SEP 1 191 268 -77 186  
SINCE JUL 1 342 483 -141 374  
 
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 10 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 2.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 600 AM  
LOWEST 15 300 PM  
AVERAGE 50  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 86 2001  
MINIMUM TEMPERATURE (F) 34 13 1926  
 
SUNRISE AND SUNSET  
SEPTEMBER 24 2025.....SUNRISE 720 AM MDT SUNSET 723 PM MDT  
SEPTEMBER 25 2025.....SUNRISE 721 AM MDT SUNSET 721 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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