666  
CDUS45 KMSO 042230  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
430 PM MDT THU SEP 04 2025  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 4 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 74 251 PM 93 1998 74 0 78  
MINIMUM 43 549 AM 24 1969 39 4 39  
AVERAGE 59 57 2 59  
 
PRECIPITATION (IN)  
TODAY 0.00 1.10 1900 0.04 -0.04 0.00  
MONTH TO DATE 0.00 0.16 -0.16 0.10  
SINCE JAN 1 8.28 9.93 -1.65 6.19  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 6 8 -2 6  
MONTH TO DATE 6 32 -26 11  
SINCE SEP 1 6 32 -26 11  
SINCE JUL 1 157 247 -90 199  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 2 0 2 2  
SINCE SEP 1 2 0 2 2  
SINCE JAN 1 59 81 -22 127    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 700 AM  
LOWEST 33 100 PM  
AVERAGE 50  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 93 1998  
2020  
MINIMUM TEMPERATURE (F) 39 23 1969  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2025.....SUNRISE 655 AM MDT SUNSET 802 PM MDT  
SEPTEMBER 5 2025.....SUNRISE 656 AM MDT SUNSET 800 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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