959  
CDUS45 KMSO 192230  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
430 PM MDT MON MAY 19 2025  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR MAY 19 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 53 254 PM 85 1954 62 -9 MM  
MINIMUM 29 529 AM 22 2003 36 -7 MM  
AVERAGE 41 49 -8 MM  
 
PRECIPITATION (IN)  
TODAY 0.00 1.22 1938 0.07 -0.07 0.00  
MONTH TO DATE 2.36 1.03 1.33 0.06  
SINCE JAN 1 4.80 3.85 0.95 3.00  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 24 16 8 MM  
MONTH TO DATE 334 365 -31 324  
SINCE MAR 1 1999 2189 -190 2095  
SINCE JUL 1 8013 8664 -651 8105  
 
COOLING  
TODAY 0 0 0 MM  
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 NW (320)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 500 AM  
LOWEST 28 300 PM  
AVERAGE 53  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 83 1919  
MINIMUM TEMPERATURE (F) 36 23 2003  
 
SUNRISE AND SUNSET  
MAY 19 2025...........SUNRISE 553 AM MDT SUNSET 901 PM MDT  
MAY 20 2025...........SUNRISE 552 AM MDT SUNSET 902 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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