613  
CDUS45 KMSO 180738  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
138 AM MDT FRI APR 18 2025  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR APRIL 17 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 39 1215 PM 75 1936 51 -12 36  
MINIMUM 25 1159 PM 11 1896 26 -1 26  
AVERAGE 32 39 -7 31  
 
PRECIPITATION (IN)  
YESTERDAY T 0.40 1905 0.05 -0.05 T  
MONTH TO DATE 0.39 0.73 -0.34 0.48  
SINCE JAN 1 2.19 2.22 -0.03 2.75  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 26 7 34  
MONTH TO DATE 457 470 -13 382  
SINCE MAR 1 1355 1507 -152 1438  
SINCE JUL 1 7369 7982 -613 7448  
 
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 31 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 12.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1200 AM  
LOWEST 40 1200 PM  
AVERAGE 66  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 75 1936  
MINIMUM TEMPERATURE (F) 27 6 1941  
 
SUNRISE AND SUNSET  
APRIL 18 2025.........SUNRISE 638 AM MDT SUNSET 821 PM MDT  
APRIL 19 2025.........SUNRISE 636 AM MDT SUNSET 823 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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