051  
CDUS45 KMSO 050747  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
147 AM MDT TUE SEP 05 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 4 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 61 230 PM 93 1998 74 -13 87  
MINIMUM 48 1159 PM 24 1969 39 9 44  
AVERAGE 55 57 -2 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.75 1.10 1900 0.04 0.71 0.00  
MONTH TO DATE 1.42 0.16 1.26 0.00  
SINCE JAN 1 14.59 9.93 4.66 6.70  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 8 2 0  
MONTH TO DATE 17 32 -15 0  
SINCE SEP 1 17 32 -15 0  
SINCE JUL 1 155 247 -92 61  
 
COOLING  
YESTERDAY 0 0 0 1  
MONTH TO DATE 3 0 3 10  
SINCE SEP 1 3 0 3 10  
SINCE JAN 1 73 81 -8 171    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 100 AM  
LOWEST 67 200 PM  
AVERAGE 82  
   
......................................................
 
 
THE BUTTE MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 93 1998  
2020  
MINIMUM TEMPERATURE (F) 39 23 1969  
 
SUNRISE AND SUNSET  
SEPTEMBER 5 2023.....SUNRISE 656 AM MDT SUNSET 801 PM MDT  
SEPTEMBER 6 2023.....SUNRISE 657 AM MDT SUNSET 759 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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