087  
CDUS45 KMSO 300737  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT THU APR 30 2026  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR APRIL 29 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 50 405 PM 81 1926 55 -5 56  
MINIMUM 27 601 AM 12 2005 29 -2 34  
AVERAGE 39 42 -3 45  
 
PRECIPITATION (IN)  
YESTERDAY T 0.69 1942 0.04 -0.04 T  
MONTH TO DATE 2.14 1.28 0.86 0.64  
SINCE JAN 1 3.08 2.77 0.31 2.44  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 23 3 20  
MONTH TO DATE 727 765 -38 745  
SINCE MAR 1 1543 1802 -259 1643  
SINCE JUL 1 6527 8277 -1750 7657  
 
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 18 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 200 AM  
LOWEST 37 400 PM  
AVERAGE 65  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 79 1926  
MINIMUM TEMPERATURE (F) 29 9 1950  
 
SUNRISE AND SUNSET  
APRIL 30 2026.........SUNRISE 618 AM MDT SUNSET 837 PM MDT  
MAY 1 2026...........SUNRISE 617 AM MDT SUNSET 838 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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