244  
CDUS45 KBYZ 091049  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
349 AM MST SAT DEC 09 2023  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 8 2023  
 
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)  
YESTERDAY  
MAXIMUM 41 1231 PM 66 1939 37 4 34  
MINIMUM 24 745 AM -25 1972 21 3 16  
AVERAGE 33 29 4 25  
 
PRECIPITATION (IN)  
YESTERDAY T 0.24 1983 0.01 -0.01 0.00  
MONTH TO DATE 0.06 0.14 -0.08 0.28  
SINCE OCT 1 2.12 2.11 0.01 1.72  
SINCE JAN 1 17.19 13.88 3.31 14.95  
 
SNOWFALL (IN)  
YESTERDAY T 3.2 1945 0.3 -0.3 0.0  
MONTH TO DATE T 2.2 -2.2 3.9  
SINCE DEC 1 T 2.2 -2.2 3.9  
SINCE JUL 1 6.7 13.5 -6.8 14.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 36 -4 40  
MONTH TO DATE 191 281 -90 347  
SINCE DEC 1 191 281 -90 347  
SINCE JUL 1 1550 1883 -333 1924  
 
COOLING  
YESTERDAY 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 W (270)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 800 AM  
LOWEST 40 100 AM  
AVERAGE 57  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 69 1957  
MINIMUM TEMPERATURE (F) 20 -21 1977  
 
SUNRISE AND SUNSET  
DECEMBER 9 2023......SUNRISE 743 AM MST SUNSET 430 PM MST  
DECEMBER 10 2023......SUNRISE 744 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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