791  
CDUS45 KBYZ 170936  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
336 AM MDT SUN SEP 17 2023  
   
...............................
 
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR SEPTEMBER 16 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 86 308 PM 100 2000 76 10 76  
MINIMUM 47 618 AM 28 1965 47 0 51  
AVERAGE 67 61 6 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.89 1945 0.03 -0.03 0.04  
MONTH TO DATE 0.45 0.54 -0.09 0.14  
SINCE OCT 1 13.17 12.35 0.82 10.69  
SINCE JAN 1 11.49 10.83 0.66 8.01  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6 1  
MONTH TO DATE 13 62 -49 29  
SINCE SEP 1 13 62 -49 29  
SINCE JUL 1 28 96 -68 32  
 
COOLING  
YESTERDAY 2 2 0 0  
MONTH TO DATE 56 50 6 110  
SINCE SEP 1 56 50 6 110  
SINCE JAN 1 810 713 97 924    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 300 AM  
LOWEST 18 500 PM  
AVERAGE 42  
   
......................................................
 
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 2000  
2009  
MINIMUM TEMPERATURE (F) 46 25 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 644 AM MDT SUNSET 711 PM MDT  
SEPTEMBER 18 2023.....SUNRISE 645 AM MDT SUNSET 709 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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