669  
CDUS45 KMSO 042231  
CLIBTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MISSOULA MT  
431 PM MDT MON SEP 04 2023  
   
...............................
 
 
   
..THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 4 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 61 230 PM 93 1998 74 -13 87  
MINIMUM 51 900 AM 24 1969 39 12 44  
AVERAGE 56 57 -1 66  
 
PRECIPITATION (IN)  
TODAY 0.47 1.10 1900 0.04 0.43 0.00  
MONTH TO DATE 1.14 0.16 0.98 0.00  
SINCE JAN 1 14.31 9.93 4.38 6.70  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 9 8 1 0  
MONTH TO DATE 16 32 -16 0  
SINCE SEP 1 16 32 -16 0  
SINCE JUL 1 154 247 -93 61  
 
COOLING  
TODAY 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 12 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
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 TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 93 1998  
2020  
MINIMUM TEMPERATURE (F) 39 23 1969  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2023.....SUNRISE 654 AM MDT SUNSET 803 PM MDT  
SEPTEMBER 5 2023.....SUNRISE 656 AM MDT SUNSET 801 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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