004  
CDUS45 KBYZ 091832  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1132 AM MST SAT DEC 09 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 9 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 36 1059 AM 69 1957 37 -1 36  
MINIMUM 30 919 AM -21 1977 20 10 22  
AVERAGE 33 29 4 29  
 
PRECIPITATION (IN)  
TODAY 0.00 0.40 1970 0.02 -0.02 0.00  
MONTH TO DATE 0.06 0.16 -0.10 0.28  
SINCE OCT 1 2.12 2.13 -0.01 1.72  
SINCE JAN 1 17.19 13.90 3.29 14.95  
 
SNOWFALL (IN)  
TODAY MM 4.0 1970 0.3 MM 0.0  
MONTH TO DATE T 2.5 -2.5 3.9  
SINCE DEC 1 T 2.5 -2.5 3.9  
SINCE JUL 1 6.7 13.8 -7.1 14.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 32 36 -4 36  
MONTH TO DATE 223 317 -94 383  
SINCE DEC 1 223 317 -94 383  
SINCE JUL 1 1582 1919 -337 1960  
 
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 23 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 11.7  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 300 AM  
LOWEST 45 1000 AM  
AVERAGE 53  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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