109  
CDUS45 KBYZ 172332  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
432 PM MST SUN DEC 17 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 17 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 49 1155 AM 67 1939 35 14 29  
MINIMUM 38 428 AM -24 1964 19 19 13  
AVERAGE 44 27 17 21  
 
PRECIPITATION (IN)  
TODAY 0.00 0.38 1955 0.01 -0.01 0.00  
MONTH TO DATE 0.10 0.30 -0.20 0.44  
SINCE OCT 1 2.16 2.27 -0.11 1.88  
SINCE JAN 1 17.23 14.04 3.19 15.11  
 
SNOWFALL (IN)  
TODAY MM 6.3 1963 0.3 MM 0.0  
MONTH TO DATE T 4.9 -4.9 6.7  
SINCE DEC 1 T 4.9 -4.9 6.7  
SINCE JUL 1 6.7 16.2 -9.5 16.8  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 21 38 -17 44  
MONTH TO DATE 436 617 -181 739  
SINCE DEC 1 436 617 -181 739  
SINCE JUL 1 1795 2219 -424 2316  
 
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 21 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 51 400 PM  
LOWEST 24 600 AM  
AVERAGE 38  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 62 1979  
MINIMUM TEMPERATURE (F) 19 -19 1983  
 
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.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MT Page
The Nexlab WY Page Main Text Page