804  
CDUS45 KBYZ 150931  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MDT FRI SEP 15 2023  
   
...............................
 
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR SEPTEMBER 14 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1937 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 345 PM 99 1948 77 1 70  
MINIMUM 55 632 AM 30 1993 48 7 53  
2007  
AVERAGE 67 62 5 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.89 2004 0.04 -0.04 0.03  
MONTH TO DATE 0.45 0.48 -0.03 0.10  
SINCE OCT 1 13.17 12.29 0.88 10.65  
SINCE JAN 1 11.49 10.77 0.72 7.97  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 3  
MONTH TO DATE 10 51 -41 22  
SINCE SEP 1 10 51 -41 22  
SINCE JUL 1 25 85 -60 25  
 
COOLING  
YESTERDAY 2 2 0 0  
MONTH TO DATE 54 46 8 110  
SINCE SEP 1 54 46 8 110  
SINCE JAN 1 808 709 99 924    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 600 AM  
LOWEST 25 200 PM  
AVERAGE 50  
   
......................................................
 
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 101 1948  
MINIMUM TEMPERATURE (F) 47 32 1970  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2023.....SUNRISE 641 AM MDT SUNSET 715 PM MDT  
SEPTEMBER 16 2023.....SUNRISE 643 AM MDT SUNSET 713 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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