141  
CDUS45 KMSO 212230  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
430 PM MDT MON JUL 21 2025  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR JULY 21 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 78 123 PM 97 1936 83 -5 86  
MINIMUM 52 550 AM 31 1949 47 5 50  
AVERAGE 65 65 0 68  
 
PRECIPITATION (IN)  
TODAY T 0.79 1989 0.04 -0.04 0.00  
MONTH TO DATE 0.27 0.83 -0.56 0.08  
SINCE JAN 1 6.46 8.12 -1.66 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 0 2 -2 0  
MONTH TO DATE 45 74 -29 53  
SINCE JUN 1 298 364 -66 297  
SINCE JUL 1 45 74 -29 53  
 
COOLING  
TODAY 0 2 -2 3  
MONTH TO DATE 29 30 -1 62  
SINCE JUN 1 29 36 -7 64  
SINCE JAN 1 29 36 -7 64    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 600 AM  
LOWEST 30 100 PM  
AVERAGE 47  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 100 1931  
MINIMUM TEMPERATURE (F) 47 34 1916  
 
SUNRISE AND SUNSET  
JULY 21 2025..........SUNRISE 601 AM MDT SUNSET 912 PM MDT  
JULY 22 2025..........SUNRISE 602 AM MDT SUNSET 911 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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