337  
CDUS45 KBYZ 152338  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
438 PM MST SUN DEC 15 2024  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 15 2024  
 
VALID TODAY AS OF 0400 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 39 1033 AM 69 1980 36 3 47  
MINIMUM 33 126 PM -20 1964 19 14 26  
AVERAGE 36 27 9 37  
 
PRECIPITATION (IN)  
TODAY 0.20 0.66 2016 0.02 0.18 0.00  
MONTH TO DATE 0.25 0.27 -0.02 0.10  
SINCE OCT 1 1.05 2.24 -1.19 2.16  
SINCE JAN 1 11.71 14.01 -2.30 17.23  
 
SNOWFALL (IN)  
TODAY T 11.0 2016 0.3 -0.3 0.0  
MONTH TO DATE T 4.3 -4.3 T  
SINCE DEC 1 T 4.3 -4.3 T  
SINCE JUL 1 3.9 15.6 -11.7 6.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 29 38 -9 28  
MONTH TO DATE 416 541 -125 390  
SINCE DEC 1 416 541 -125 390  
SINCE JUL 1 1688 2143 -455 1749  
 
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 30 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 400 AM  
LOWEST 64 200 PM  
AVERAGE 80  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 67 1980  
MINIMUM TEMPERATURE (F) 19 -26 1964  
 
SUNRISE AND SUNSET  
DECEMBER 15 2024......SUNRISE 749 AM MST SUNSET 430 PM MST  
DECEMBER 16 2024......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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