578  
CDUS45 KMSO 112230  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
430 PM MDT FRI SEP 11 2026  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 11 2026  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 65 259 PM 87 1981 71 -6 73  
MINIMUM 43 333 AM 24 1989 38 5 44  
AVERAGE 54 54 0 59  
 
PRECIPITATION (IN)  
TODAY T 0.70 1980 0.04 -0.04 T  
MONTH TO DATE 0.50 0.43 0.07 0.15  
SINCE JAN 1 9.06 10.20 -1.14 8.43  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE MM  
SINCE SEP 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 11 11 0 6  
MONTH TO DATE 101 100 1 45  
SINCE SEP 1 101 100 1 45  
SINCE JUL 1 199 315 -116 196  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE SEP 1 0 0 0 3  
SINCE JAN 1 146 81 65 60    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 700 AM  
LOWEST 33 300 PM  
AVERAGE 51  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 87 1981  
MINIMUM TEMPERATURE (F) 38 18 1989  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2026.....SUNRISE 703 AM MDT SUNSET 749 PM MDT  
SEPTEMBER 12 2026.....SUNRISE 705 AM MDT SUNSET 747 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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