150  
CDUS45 KBYZ 100940  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT WED SEP 10 2025  
   
...............................
 
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR SEPTEMBER 9 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1937 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 403 PM 100 1998 79 7 93  
MINIMUM 49 603 AM 30 2020 49 0 54  
AVERAGE 68 64 4 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.86 1946 0.03 -0.03 0.00  
MONTH TO DATE T 0.30 -0.30 0.01  
SINCE OCT 1 10.13 12.11 -1.98 10.91  
SINCE JAN 1 9.06 10.59 -1.53 9.74  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 31 28 3 4  
SINCE SEP 1 31 28 3 4  
SINCE JUL 1 44 62 -18 29  
 
COOLING  
YESTERDAY 3 3 0 9  
MONTH TO DATE 30 34 -4 54  
SINCE SEP 1 30 34 -4 54  
SINCE JAN 1 739 697 42 751    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 600 AM  
LOWEST 21 300 PM  
AVERAGE 46  
   
......................................................
 
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 94 1958  
MINIMUM TEMPERATURE (F) 49 34 1955  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2025.....SUNRISE 636 AM MDT SUNSET 724 PM MDT  
SEPTEMBER 11 2025.....SUNRISE 637 AM MDT SUNSET 722 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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