192  
CDUS45 KBYZ 222331  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
431 PM MST MON DEC 22 2025  
   
...............................  
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR DECEMBER 22 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 43 359 PM 60 1954 31 12 51  
MINIMUM 27 200 AM -34 1990 10 17 28  
AVERAGE 35 21 14 40  
 
PRECIPITATION (IN)  
TODAY 0.14 0.25 1972 0.01 0.13 T  
MONTH TO DATE 0.59 0.14 0.45 0.49  
SINCE OCT 1 3.40 1.44 1.96 0.85  
SINCE JAN 1 13.18 12.80 0.38 10.89  
 
DEGREE DAYS  
HEATING  
TODAY 30 44 -14 25  
MONTH TO DATE 820 914 -94 824  
SINCE DEC 1 820 914 -94 824  
SINCE JUL 1 2190 2672 -482 2244  
 
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 16 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FREEZING RAIN  
LT FREEZING RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 800 AM  
LOWEST 81 500 AM  
AVERAGE 91  
   
......................................................  
 
THE MILES CITY MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 51 1963  
MINIMUM TEMPERATURE (F) 10 -33 1983  
 
SUNRISE AND SUNSET  
DECEMBER 22 2025......SUNRISE 745 AM MST SUNSET 420 PM MST  
DECEMBER 23 2025......SUNRISE 745 AM MST SUNSET 421 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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