166  
CDUS45 KMSO 160840  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
140 AM MST MON DEC 16 2024  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 15 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 32 248 PM 53 1980 30 2 39  
MINIMUM 10 1121 PM -27 1967 7 3 10  
AVERAGE 21 18 3 25  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 0.30 1947 0.02 0.07 0.00  
MONTH TO DATE 0.12 0.23 -0.11 0.15  
SINCE JAN 1 7.69 12.51 -4.82 17.10  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 44 47 -3 40  
MONTH TO DATE 541 678 -137 547  
SINCE DEC 1 541 678 -137 547  
SINCE JUL 1 2620 3133 -513 2720  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 127 83 44 73    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 500 AM  
LOWEST 47 200 PM  
AVERAGE 72  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 58 1980  
MINIMUM TEMPERATURE (F) 7 -36 1964  
 
SUNRISE AND SUNSET  
DECEMBER 16 2024......SUNRISE 806 AM MST SUNSET 446 PM MST  
DECEMBER 17 2024......SUNRISE 807 AM MST SUNSET 446 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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