007  
CDUS45 KMSO 210739  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
139 AM MDT MON JUL 21 2025  
   
...............................  
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR JULY 20 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 77 424 PM 96 1960 83 -6 90  
MINIMUM 49 436 AM 35 1987 47 2 54  
AVERAGE 63 65 -2 72  
 
PRECIPITATION (IN)  
YESTERDAY 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)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE JUN 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 2 0 0  
MONTH TO DATE 45 72 -27 53  
SINCE JUN 1 298 362 -64 297  
SINCE JUL 1 45 72 -27 53  
 
COOLING  
YESTERDAY 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 15 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 500 AM  
LOWEST 24 600 PM  
AVERAGE 43  
   
......................................................  
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 97 1936  
MINIMUM TEMPERATURE (F) 47 31 1949  
 
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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