867  
CDUS45 KBYZ 132337  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
437 PM MST WED DEC 13 2023  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 13 2023  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 46 324 PM 60 2014 36 10 19  
MINIMUM 24 413 AM -16 1963 19 5 9  
AVERAGE 35 28 7 14  
 
PRECIPITATION (IN)  
TODAY 0.00 0.32 1975 0.01 -0.01 0.01  
MONTH TO DATE 0.10 0.23 -0.13 0.44  
SINCE OCT 1 2.16 2.20 -0.04 1.88  
SINCE JAN 1 17.23 13.97 3.26 15.11  
 
SNOWFALL (IN)  
TODAY MM 4.8 2008 0.3 MM 0.3  
MONTH TO DATE T 3.7 -3.7 6.6  
SINCE DEC 1 T 3.7 -3.7 6.6  
SINCE JUL 1 6.7 15.0 -8.3 16.7  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 30 37 -7 51  
MONTH TO DATE 336 465 -129 560  
SINCE DEC 1 336 465 -129 560  
SINCE JUL 1 1695 2067 -372 2137  
 
COOLING  
TODAY 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 22 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 100 AM  
LOWEST 40 300 PM  
AVERAGE 66  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 56 1962  
2021  
MINIMUM TEMPERATURE (F) 19 -18 2008  
 
SUNRISE AND SUNSET  
DECEMBER 13 2023......SUNRISE 747 AM MST SUNSET 430 PM MST  
DECEMBER 14 2023......SUNRISE 748 AM MST SUNSET 430 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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