785  
CDUS45 KMSO 300739  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
139 AM MDT SAT AUG 30 2025  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR AUGUST 29 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 74 453 PM 91 1998 76 -2 75  
2005  
MINIMUM 46 750 AM 27 1937 41 5 34  
AVERAGE 60 58 2 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.50 1910 0.04 -0.04 0.00  
MONTH TO DATE 0.93 1.20 -0.27 0.97  
SINCE JAN 1 8.28 9.69 -1.41 6.09  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE JUN 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 7 -2 10  
MONTH TO DATE 84 110 -26 110  
SINCE JUN 1 395 491 -96 424  
SINCE JUL 1 142 201 -59 180  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 19 25 -6 30  
SINCE JUN 1 57 79 -22 125  
SINCE JAN 1 57 79 -22 125    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 29 500 PM  
AVERAGE 65  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 89 1954  
2017  
2022  
MINIMUM TEMPERATURE (F) 41 25 1965  
 
SUNRISE AND SUNSET  
AUGUST 30 2025........SUNRISE 649 AM MDT SUNSET 811 PM MDT  
AUGUST 31 2025........SUNRISE 650 AM MDT SUNSET 809 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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