885  
CDUS45 KMSO 130737  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT SUN AUG 13 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR AUGUST 12 2023
 
 
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)  
YESTERDAY  
MAXIMUM 79 307 PM 99 1940 81 -2 88  
MINIMUM 45 556 AM 34 1987 45 0 54  
AVERAGE 62 63 -1 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.51 1965 0.04 -0.04 0.11  
MONTH TO DATE 0.86 0.50 0.36 0.74  
SINCE JAN 1 11.81 8.99 2.82 6.36  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE JUN 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 3 0 0  
MONTH TO DATE 39 27 12 12  
SINCE JUN 1 387 408 -21 324  
SINCE JUL 1 100 118 -18 45  
 
COOLING  
YESTERDAY 0 1 -1 6  
MONTH TO DATE 4 18 -14 46  
SINCE JUN 1 41 72 -31 124  
SINCE JAN 1 41 72 -31 124    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 600 AM  
LOWEST 18 300 PM  
AVERAGE 50  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 93 1940  
MINIMUM TEMPERATURE (F) 45 32 1959  
 
SUNRISE AND SUNSET  
AUGUST 13 2023........SUNRISE 627 AM MDT SUNSET 842 PM MDT  
AUGUST 14 2023........SUNRISE 628 AM MDT SUNSET 840 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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