125  
CDUS45 KMSO 160737  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT SAT AUG 16 2025  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR AUGUST 15 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 86 505 PM 94 2023 80 6 79  
MINIMUM 45 631 AM 34 1944 44 1 41  
AVERAGE 66 62 4 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.55 1960 0.05 -0.05 T  
MONTH TO DATE 0.37 0.63 -0.26 0.74  
SINCE JAN 1 7.72 9.12 -1.40 5.86  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE JUN 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 5  
MONTH TO DATE 55 37 18 38  
SINCE JUN 1 366 418 -52 352  
SINCE JUL 1 113 128 -15 108  
 
COOLING  
YESTERDAY 1 1 0 0  
MONTH TO DATE 8 21 -13 21  
SINCE JUN 1 46 75 -29 116  
SINCE JAN 1 46 75 -29 116    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.6  
 
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 71 700 AM  
LOWEST 14 400 PM  
AVERAGE 43  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 93 1966  
MINIMUM TEMPERATURE (F) 44 33 1935  
 
SUNRISE AND SUNSET  
AUGUST 16 2025........SUNRISE 631 AM MDT SUNSET 836 PM MDT  
AUGUST 17 2025........SUNRISE 633 AM MDT SUNSET 834 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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