139  
CDUS45 KMSO 312230  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
430 PM MDT SUN AUG 31 2025  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR AUGUST 31 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 82 236 PM 91 1955 75 7 86  
MINIMUM 40 622 AM 27 2006 40 0 37  
AVERAGE 61 58 3 62  
 
PRECIPITATION (IN)  
TODAY 0.00 0.38 1984 0.04 -0.04 0.00  
MONTH TO DATE 0.93 1.28 -0.35 0.97  
SINCE JAN 1 8.28 9.77 -1.49 6.09  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE MM  
SINCE JUN 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 4 7 -3 3  
MONTH TO DATE 93 124 -31 118  
SINCE JUN 1 404 505 -101 432  
SINCE JUL 1 151 215 -64 188  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 19 27 -8 30  
SINCE JUN 1 57 81 -24 125  
SINCE JAN 1 57 81 -24 125    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 600 AM  
LOWEST 15 100 PM  
AVERAGE 52  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 92 1998  
MINIMUM TEMPERATURE (F) 40 26 2006  
 
SUNRISE AND SUNSET  
AUGUST 31 2025........SUNRISE 650 AM MDT SUNSET 809 PM MDT  
SEPTEMBER 1 2025.....SUNRISE 651 AM MDT SUNSET 807 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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