970  
CDUS45 KBYZ 092340  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
440 PM MST TUE DEC 09 2025  
   
...............................
 
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR DECEMBER 9 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 53 822 AM 66 1957 35 18 33  
MINIMUM 39 359 PM -35 1977 13 26 29  
AVERAGE 46 24 22 31  
 
PRECIPITATION (IN)  
TODAY T 0.12 1970 0.00 0.00 T  
MONTH TO DATE 0.14 0.05 0.09 T  
SINCE OCT 1 2.95 1.35 1.60 0.36  
SINCE JAN 1 12.73 12.71 0.02 10.40  
 
DEGREE DAYS  
HEATING  
TODAY 19 41 -22 34  
MONTH TO DATE 331 356 -25 317  
SINCE DEC 1 331 356 -25 317  
SINCE JUL 1 1701 2114 -413 1737  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 805 731 74 823    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 19.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 100 PM  
LOWEST 54 400 AM  
AVERAGE 65  
   
......................................................
 
 
THE MILES CITY MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 61 1956  
MINIMUM TEMPERATURE (F) 13 -21 2000  
 
SUNRISE AND SUNSET  
DECEMBER 9 2025......SUNRISE 735 AM MST SUNSET 417 PM MST  
DECEMBER 10 2025......SUNRISE 736 AM MST SUNSET 417 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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