050  
CDUS45 KMSO 100740  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
140 AM MDT SAT MAY 10 2025  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR MAY 9 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 75 501 PM 79 1994 59 16 58  
MINIMUM 32 514 AM 16 1916 32 0 37  
AVERAGE 54 45 9 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.70 1914 0.05 -0.05 MM  
MONTH TO DATE 0.50 0.42 0.08 0.01  
SINCE JAN 1 2.94 3.24 -0.30 2.95  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 20 -9 17  
MONTH TO DATE 151 189 -38 220  
SINCE MAR 1 1816 2013 -197 1991  
SINCE JUL 1 7830 8488 -658 8001  
 
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 16 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 5.5  
 
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 82 400 AM  
LOWEST 18 600 PM  
AVERAGE 50  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 81 1940  
MINIMUM TEMPERATURE (F) 32 18 1946  
 
SUNRISE AND SUNSET  
MAY 10 2025...........SUNRISE 604 AM MDT SUNSET 850 PM MDT  
MAY 11 2025...........SUNRISE 602 AM MDT SUNSET 851 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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