548  
CDUS45 KMSO 172233  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
433 PM MDT FRI APR 17 2026  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR APRIL 17 2026  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 38 259 PM 75 1936 51 -13 39  
MINIMUM 23 643 AM 11 1896 26 -3 25  
AVERAGE 31 39 -8 32  
 
PRECIPITATION (IN)  
TODAY T 0.40 1905 0.05 -0.05 T  
MONTH TO DATE 1.40 0.73 0.67 0.39  
SINCE JAN 1 2.34 2.22 0.12 2.19  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 34 26 8 33  
MONTH TO DATE 406 470 -64 457  
SINCE MAR 1 1222 1507 -285 1355  
SINCE JUL 1 6206 7982 -1776 7369  
 
COOLING  
TODAY 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 23 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 600 AM  
LOWEST 28 300 PM  
AVERAGE 57  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 75 1936  
MINIMUM TEMPERATURE (F) 27 6 1941  
 
SUNRISE AND SUNSET  
APRIL 17 2026.........SUNRISE 640 AM MDT SUNSET 820 PM MDT  
APRIL 18 2026.........SUNRISE 638 AM MDT SUNSET 821 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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