237  
CDUS45 KMSO 120840  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
140 AM MST FRI DEC 12 2025  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 11 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 50 110 PM 51 2004 31 19 38  
MINIMUM 40 1158 PM -36 1932 7 33 15  
AVERAGE 45 19 26 27  
 
PRECIPITATION (IN)  
YESTERDAY T 1.28 1919 0.01 -0.01 0.00  
MONTH TO DATE 0.23 0.17 0.06 0.03  
SINCE JAN 1 10.44 12.45 -2.01 7.60  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE DEC 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 46 -26 38  
MONTH TO DATE 357 493 -136 389  
SINCE DEC 1 357 493 -136 389  
SINCE JUL 1 2228 2948 -720 2468  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 60 83 -23 127    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 1000 PM  
LOWEST 36 300 AM  
AVERAGE 61  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 60 1924  
MINIMUM TEMPERATURE (F) 7 -28 1919  
 
SUNRISE AND SUNSET  
DECEMBER 12 2025......SUNRISE 803 AM MST SUNSET 445 PM MST  
DECEMBER 13 2025......SUNRISE 804 AM MST SUNSET 445 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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