865  
CDUS45 KMSO 212230  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
430 PM MDT FRI JUL 21 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR JULY 21 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 87 259 PM 97 1936 83 4 87  
MINIMUM 45 442 AM 31 1949 47 -2 41  
AVERAGE 66 65 1 64  
 
PRECIPITATION (IN)  
TODAY 0.00 0.79 1989 0.04 -0.04 0.00  
MONTH TO DATE 0.64 0.83 -0.19 1.00  
SINCE JAN 1 10.93 8.12 2.81 5.62  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE T  
SINCE JUN 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 1  
MONTH TO DATE 57 74 -17 28  
SINCE JUN 1 344 364 -20 307  
SINCE JUL 1 57 74 -17 28  
 
COOLING  
TODAY 1 2 -1 0  
MONTH TO DATE 12 30 -18 34  
SINCE JUN 1 12 36 -24 45  
SINCE JAN 1 12 36 -24 45    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 400 AM  
LOWEST 16 200 PM  
AVERAGE 51  
   
......................................................
 
 
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 2023..........SUNRISE 600 AM MDT SUNSET 912 PM MDT  
JULY 22 2023..........SUNRISE 601 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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