255  
CDUS45 KMSO 180737  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
137 AM MDT TUE JUL 18 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR JULY 17 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 83 351 PM 96 1998 82 1 93  
MINIMUM 50 529 AM 34 1982 46 4 48  
AVERAGE 67 64 3 71  
 
PRECIPITATION (IN)  
YESTERDAY T 1.14 1987 0.04 -0.04 T  
MONTH TO DATE 0.63 0.68 -0.05 1.00  
SINCE JAN 1 10.92 7.97 2.95 5.62  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE JUN 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 52 66 -14 24  
SINCE JUN 1 339 356 -17 303  
SINCE JUL 1 52 66 -14 24  
 
COOLING  
YESTERDAY 2 2 0 6  
MONTH TO DATE 7 22 -15 29  
SINCE JUN 1 7 28 -21 40  
SINCE JAN 1 7 28 -21 40    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 400 AM  
LOWEST 19 700 PM  
AVERAGE 47  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 95 1960  
MINIMUM TEMPERATURE (F) 47 35 1993  
 
SUNRISE AND SUNSET  
JULY 18 2023..........SUNRISE 557 AM MDT SUNSET 915 PM MDT  
JULY 19 2023..........SUNRISE 558 AM MDT SUNSET 914 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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