501  
CDUS45 KBYZ 221831  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1131 AM MST FRI DEC 22 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 22 2023
 
 
VALID AS OF 1100 AM 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 1058 AM 60 1954 35 11 -10  
MINIMUM 34 814 AM -26 1989 18 16 -23  
1990  
AVERAGE 40 26 14 -16  
 
PRECIPITATION (IN)  
TODAY 0.00 0.40 1973 0.01 -0.01 0.00  
MONTH TO DATE 0.10 0.39 -0.29 0.61  
SINCE OCT 1 2.16 2.36 -0.20 2.05  
SINCE JAN 1 17.23 14.13 3.10 15.28  
 
SNOWFALL (IN)  
TODAY MM 6.3 2013 0.3 MM 0.0  
MONTH TO DATE T 6.5 -6.5 10.0  
SINCE DEC 1 T 6.5 -6.5 10.0  
SINCE JUL 1 6.7 17.8 -11.1 20.1  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 25 39 -14 81  
MONTH TO DATE 553 808 -255 1100  
SINCE DEC 1 553 808 -255 1100  
SINCE JUL 1 1912 2410 -498 2677  
 
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 18 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 13.5  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 800 AM  
LOWEST 49 1200 AM  
AVERAGE 59  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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