268  
CDUS45 KMSO 110737  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT MON AUG 11 2025  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR AUGUST 10 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 78 339 PM 96 1928 82 -4 72  
MINIMUM 42 435 AM 35 2016 45 -3 50  
AVERAGE 60 64 -4 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.73 2019 0.05 -0.05 0.46  
MONTH TO DATE 0.36 0.42 -0.06 0.52  
SINCE JAN 1 7.71 8.91 -1.20 5.64  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE JUN 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 3 2 4  
MONTH TO DATE 53 21 32 14  
SINCE JUN 1 364 402 -38 328  
SINCE JUL 1 111 112 -1 84  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 1 16 -15 21  
SINCE JUN 1 39 70 -31 116  
SINCE JAN 1 39 70 -31 116    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 400 AM  
LOWEST 29 300 PM  
AVERAGE 58  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 2018  
MINIMUM TEMPERATURE (F) 45 33 1947  
 
SUNRISE AND SUNSET  
AUGUST 11 2025........SUNRISE 625 AM MDT SUNSET 844 PM MDT  
AUGUST 12 2025........SUNRISE 626 AM MDT SUNSET 843 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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