483  
CDUS45 KMSO 190838  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
138 AM MST THU DEC 19 2024  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 18 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 45 149 PM 55 1979 30 15 38  
MINIMUM 29 129 AM -32 1924 6 23 12  
AVERAGE 37 18 19 25  
 
PRECIPITATION (IN)  
YESTERDAY T 0.24 1925 0.02 -0.02 0.00  
MONTH TO DATE 0.13 0.28 -0.15 0.15  
SINCE JAN 1 7.70 12.56 -4.86 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 28 47 -19 40  
MONTH TO DATE 658 819 -161 662  
SINCE DEC 1 658 819 -161 662  
SINCE JUL 1 2737 3274 -537 2835  
 
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 36 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 100 AM  
LOWEST 43 200 PM  
AVERAGE 61  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 52 2004  
MINIMUM TEMPERATURE (F) 6 -27 1945  
 
SUNRISE AND SUNSET  
DECEMBER 19 2024......SUNRISE 808 AM MST SUNSET 447 PM MST  
DECEMBER 20 2024......SUNRISE 809 AM MST SUNSET 447 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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