070  
CDUS45 KMSO 010740  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
140 AM MDT MON SEP 01 2025  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR AUGUST 31 2025
 
 
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)  
YESTERDAY  
MAXIMUM 82 429 PM 91 1955 75 7 86  
MINIMUM 40 622 AM 27 2006 40 0 37  
AVERAGE 61 58 3 62  
 
PRECIPITATION (IN)  
YESTERDAY 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)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE JUN 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 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 15 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 4.6  
 
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 89 600 AM  
LOWEST 15 400 PM  
AVERAGE 52  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 92 1998  
MINIMUM TEMPERATURE (F) 40 26 2006  
 
SUNRISE AND SUNSET  
SEPTEMBER 1 2025.....SUNRISE 651 AM MDT SUNSET 807 PM MDT  
SEPTEMBER 2 2025.....SUNRISE 653 AM MDT SUNSET 806 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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