808  
CDUS45 KMSO 310738  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
138 AM MDT SAT MAY 31 2025  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR MAY 30 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 76 421 PM 87 1986 65 11 55  
MINIMUM 48 545 AM 24 1920 38 10 34  
AVERAGE 62 52 10 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.12 1988 0.09 -0.09 T  
MONTH TO DATE 2.84 1.93 0.91 0.65  
SINCE JAN 1 5.28 4.75 0.53 3.59  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE MAR 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 13 -10 20  
MONTH TO DATE 463 525 -62 492  
SINCE MAR 1 2128 2349 -221 2263  
SINCE JUL 1 8142 8824 -682 8273  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 600 AM  
LOWEST 17 500 PM  
AVERAGE 43  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 84 1986  
MINIMUM TEMPERATURE (F) 39 24 1950  
2024  
 
SUNRISE AND SUNSET  
MAY 31 2025...........SUNRISE 543 AM MDT SUNSET 913 PM MDT  
JUNE 1 2025..........SUNRISE 543 AM MDT SUNSET 914 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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