319  
CDUS45 KMSO 202230  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
430 PM MDT SUN JUL 20 2025  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR JULY 20 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 75 259 PM 96 1960 83 -8 90  
MINIMUM 49 436 AM 35 1987 47 2 54  
AVERAGE 62 65 -3 72  
 
PRECIPITATION (IN)  
TODAY 0.00 0.70 1914 0.04 -0.04 0.00  
MONTH TO DATE 0.27 0.79 -0.52 0.08  
SINCE JAN 1 6.46 8.08 -1.62 5.01  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE MM  
SINCE JUN 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 3 2 1 0  
MONTH TO DATE 46 72 -26 53  
SINCE JUN 1 299 362 -63 297  
SINCE JUL 1 46 72 -26 53  
 
COOLING  
TODAY 0 2 -2 7  
MONTH TO DATE 29 28 1 59  
SINCE JUN 1 29 34 -5 61  
SINCE JAN 1 29 34 -5 61    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 4.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 500 AM  
LOWEST 28 300 PM  
AVERAGE 45  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 97 1936  
MINIMUM TEMPERATURE (F) 47 31 1949  
 
SUNRISE AND SUNSET  
JULY 20 2025..........SUNRISE 600 AM MDT SUNSET 913 PM MDT  
JULY 21 2025..........SUNRISE 601 AM MDT SUNSET 912 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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