524  
CDUS45 KMSO 192331  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
431 PM MST TUE DEC 19 2023  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 19 2023  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 46 135 PM 52 2004 30 16 27  
MINIMUM 20 438 AM -27 1945 6 14 -13  
AVERAGE 33 18 15 7  
 
PRECIPITATION (IN)  
TODAY 0.00 0.60 1925 0.01 -0.01 0.00  
MONTH TO DATE 0.15 0.29 -0.14 0.35  
SINCE JAN 1 17.10 12.57 4.53 9.54  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 32 47 -15 58  
MONTH TO DATE 694 866 -172 960  
SINCE DEC 1 694 866 -172 960  
SINCE JUL 1 2867 3321 -454 3310  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 73 83 -10 177    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 2.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 400 AM  
LOWEST 45 200 PM  
AVERAGE 65  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 49 1958  
MINIMUM TEMPERATURE (F) 6 -36 1998  
 
SUNRISE AND SUNSET  
DECEMBER 19 2023......SUNRISE 808 AM MST SUNSET 447 PM MST  
DECEMBER 20 2023......SUNRISE 808 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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