728  
CDUS45 KBYZ 171038  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
338 AM MST SUN DEC 17 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 16 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 51 1156 AM 67 1980 36 15 29  
MINIMUM 28 146 AM -26 1964 19 9 13  
AVERAGE 40 27 13 21  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.65 1955 0.02 -0.02 0.00  
MONTH TO DATE 0.10 0.29 -0.19 0.44  
SINCE OCT 1 2.16 2.26 -0.10 1.88  
SINCE JAN 1 17.23 14.03 3.20 15.11  
 
SNOWFALL (IN)  
YESTERDAY 0.0 13.0 1955 0.3 -0.3 0.0  
MONTH TO DATE T 4.6 -4.6 6.7  
SINCE DEC 1 T 4.6 -4.6 6.7  
SINCE JUL 1 6.7 15.9 -9.2 16.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 38 -13 44  
MONTH TO DATE 415 579 -164 695  
SINCE DEC 1 415 579 -164 695  
SINCE JUL 1 1774 2181 -407 2272  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 715 662 53 910    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 16.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 300 AM  
LOWEST 26 1100 PM  
AVERAGE 45  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 67 1939  
MINIMUM TEMPERATURE (F) 19 -24 1964  
 
SUNRISE AND SUNSET  
DECEMBER 17 2023......SUNRISE 750 AM MST SUNSET 431 PM MST  
DECEMBER 18 2023......SUNRISE 750 AM MST SUNSET 431 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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