011  
CDUS45 KBYZ 170430  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
930 PM MST MON DEC 16 2024  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 16 2024
 
 
VALID AS OF 0900 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 36 1242 PM 67 1980 36 0 51  
MINIMUM 23 725 AM -26 1964 19 4 28  
AVERAGE 30 27 3 40  
 
PRECIPITATION (IN)  
TODAY 0.00 0.65 1955 0.02 -0.02 0.00  
MONTH TO DATE 0.25 0.29 -0.04 0.10  
SINCE OCT 1 1.05 2.26 -1.21 2.16  
SINCE JAN 1 11.71 14.03 -2.32 17.23  
 
SNOWFALL (IN)  
TODAY 0.0 13.0 1955 0.3 -0.3 0.0  
MONTH TO DATE T 4.6 -4.6 T  
SINCE DEC 1 T 4.6 -4.6 T  
SINCE JUL 1 3.9 15.9 -12.0 6.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 35 38 -3 25  
MONTH TO DATE 453 579 -126 415  
SINCE DEC 1 453 579 -126 415  
SINCE JUL 1 1725 2181 -456 1774  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 790 662 128 715    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 9.5  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 700 PM  
LOWEST 49 1200 PM  
AVERAGE 58  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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