163  
CDUS45 KBYZ 301834  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1134 AM MST SAT DEC 30 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 30 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 35 1059 AM 63 1980 35 0 39  
MINIMUM 25 759 AM -24 1968 17 8 23  
AVERAGE 30 26 4 31  
 
PRECIPITATION (IN)  
TODAY 0.00 0.31 1941 0.02 -0.02 0.00  
MONTH TO DATE 0.33 0.55 -0.22 0.61  
SINCE OCT 1 2.39 2.52 -0.13 2.05  
SINCE JAN 1 17.46 14.29 3.17 15.28  
 
SNOWFALL (IN)  
TODAY MM 4.7 2010 0.3 MM 0.0  
MONTH TO DATE 1.8 9.4 -7.6 10.0  
SINCE DEC 1 1.8 9.4 -7.6 10.0  
SINCE JUL 1 8.5 20.7 -12.2 20.1  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 35 39 -4 34  
MONTH TO DATE 838 1120 -282 1377  
SINCE DEC 1 838 1120 -282 1377  
SINCE JUL 1 2197 2722 -525 2954  
 
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 27 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 15.0  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 800 AM  
LOWEST 56 1200 AM  
AVERAGE 67  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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