589  
CDUS45 KMSO 170737  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT SAT JUN 17 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR JUNE 16 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 69 553 PM 89 1933 70 -1 84  
MINIMUM 36 545 AM 28 2004 41 -5 37  
AVERAGE 53 56 -3 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.22 2010 0.08 -0.08 0.00  
MONTH TO DATE 4.06 1.52 2.54 1.44  
SINCE JAN 1 9.46 6.36 3.10 4.21  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE JUN 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 10 2 4  
MONTH TO DATE 134 182 -48 190  
SINCE JUN 1 134 182 -48 190  
SINCE JUL 1 9427 9019 408 8602  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.1  
 
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 96 500 AM  
LOWEST 23 200 PM  
AVERAGE 60  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 91 1974  
MINIMUM TEMPERATURE (F) 41 28 1954  
 
SUNRISE AND SUNSET  
JUNE 17 2023..........SUNRISE 539 AM MDT SUNSET 923 PM MDT  
JUNE 18 2023..........SUNRISE 539 AM MDT SUNSET 924 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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