553  
CDUS45 KMSO 310737  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT TUE OCT 31 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR OCTOBER 30 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 37 245 PM 69 1987 48 -11 49  
MINIMUM 2 717 AM -23 1991 22 -20 21  
AVERAGE 20 35 -15 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.57 2016 0.02 -0.02 0.00  
MONTH TO DATE 1.09 0.82 0.27 0.60  
SINCE JAN 1 16.66 11.66 5.00 8.76  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE SEP 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 45 30 15 30  
MONTH TO DATE 705 727 -22 598  
SINCE SEP 1 1019 1095 -76 841  
SINCE JUL 1 1157 1310 -153 902  
 
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 7 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 8 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 1.7  
 
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 88 800 PM  
LOWEST 47 200 PM  
AVERAGE 68  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 66 2008  
2014  
MINIMUM TEMPERATURE (F) 21 -11 2002  
 
SUNRISE AND SUNSET  
OCTOBER 31 2023.......SUNRISE 809 AM MDT SUNSET 618 PM MDT  
NOVEMBER 1 2023......SUNRISE 810 AM MDT SUNSET 616 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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