766  
CDUS45 KMSO 080738  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
138 AM MDT FRI SEP 08 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 7 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 73 240 PM 91 2022 73 0 91  
MINIMUM 47 343 AM 18 1992 39 8 50  
AVERAGE 60 56 4 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 0.79 1970 0.03 0.06 0.00  
MONTH TO DATE 1.52 0.27 1.25 0.00  
SINCE JAN 1 14.69 10.04 4.65 6.70  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 9 -4 0  
MONTH TO DATE 39 59 -20 1  
SINCE SEP 1 39 59 -20 1  
SINCE JUL 1 177 274 -97 62  
 
COOLING  
YESTERDAY 0 0 0 6  
MONTH TO DATE 3 0 3 16  
SINCE SEP 1 3 0 3 16  
SINCE JAN 1 73 81 -8 177    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1000 PM  
LOWEST 35 300 PM  
AVERAGE 64  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 90 1979  
MINIMUM TEMPERATURE (F) 38 25 2020  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2023.....SUNRISE 659 AM MDT SUNSET 755 PM MDT  
SEPTEMBER 9 2023.....SUNRISE 701 AM MDT SUNSET 753 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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