939  
CDUS45 KBYZ 130940  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT WED SEP 13 2023  
   
...............................
 
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR SEPTEMBER 12 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 82 444 PM 95 1990 78 4 91  
MINIMUM 50 550 AM 29 1970 48 2 47  
2014  
AVERAGE 66 63 3 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.11 1978 0.04 -0.04 0.00  
MONTH TO DATE 0.45 0.41 0.04 0.07  
SINCE OCT 1 13.17 12.22 0.95 10.62  
SINCE JAN 1 11.49 10.70 0.79 7.94  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 0  
MONTH TO DATE 10 41 -31 19  
SINCE SEP 1 10 41 -31 19  
SINCE JUL 1 25 75 -50 22  
 
COOLING  
YESTERDAY 1 2 -1 4  
MONTH TO DATE 48 42 6 107  
SINCE SEP 1 48 42 6 107  
SINCE JAN 1 802 705 97 921    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 7.0  
 
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 79 600 AM  
LOWEST 25 400 PM  
AVERAGE 52  
   
......................................................
 
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 97 1959  
MINIMUM TEMPERATURE (F) 48 28 1949  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2023.....SUNRISE 639 AM MDT SUNSET 719 PM MDT  
SEPTEMBER 14 2023.....SUNRISE 640 AM MDT SUNSET 717 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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