452  
CDUS45 KMSO 220739  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
139 AM MDT TUE AUG 22 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR AUGUST 21 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 81 203 PM 92 2009 79 2 82  
MINIMUM 55 607 AM 29 1966 43 12 53  
AVERAGE 68 61 7 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.31 1.40 1933 0.03 0.28 T  
MONTH TO DATE 1.77 0.87 0.90 0.85  
SINCE JAN 1 12.72 9.36 3.36 6.47  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE JUN 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 0  
MONTH TO DATE 52 63 -11 12  
SINCE JUN 1 400 444 -44 324  
SINCE JUL 1 113 154 -41 45  
 
COOLING  
YESTERDAY 3 0 3 3  
MONTH TO DATE 28 25 3 77  
SINCE JUN 1 65 79 -14 155  
SINCE JAN 1 65 79 -14 155    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 700 AM  
LOWEST 33 600 PM  
AVERAGE 65  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 94 1976  
MINIMUM TEMPERATURE (F) 43 32 1988  
 
SUNRISE AND SUNSET  
AUGUST 22 2023........SUNRISE 638 AM MDT SUNSET 827 PM MDT  
AUGUST 23 2023........SUNRISE 639 AM MDT SUNSET 825 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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