664  
CDUS45 KMSO 170739  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
139 AM MDT TUE OCT 17 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR OCTOBER 16 2023
 
 
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)  
YESTERDAY  
MAXIMUM 71 428 PM 78 1927 54 17 66  
MINIMUM 33 746 AM 7 1946 27 6 24  
AVERAGE 52 40 12 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.74 1932 0.03 -0.03 0.00  
MONTH TO DATE 0.49 0.46 0.03 0.57  
SINCE JAN 1 16.06 11.30 4.76 8.73  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 24 -11 20  
MONTH TO DATE 273 340 -67 241  
SINCE SEP 1 587 708 -121 484  
SINCE JUL 1 725 923 -198 545  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 3 2 1 16  
SINCE JAN 1 73 83 -10 177    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 2.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 600 AM  
LOWEST 28 400 PM  
AVERAGE 60  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 75 1974  
MINIMUM TEMPERATURE (F) 27 8 1996  
 
SUNRISE AND SUNSET  
OCTOBER 17 2023.......SUNRISE 749 AM MDT SUNSET 641 PM MDT  
OCTOBER 18 2023.......SUNRISE 751 AM MDT SUNSET 639 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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