352  
CDUS45 KBYZ 101033  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
333 AM MST SUN DEC 10 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 9 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 39 231 PM 69 1957 37 2 36  
MINIMUM 28 1021 PM -21 1977 20 8 22  
AVERAGE 34 29 5 29  
 
PRECIPITATION (IN)  
YESTERDAY 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)  
YESTERDAY 0.0 4.0 1970 0.3 -0.3 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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 36 -5 36  
MONTH TO DATE 222 317 -95 383  
SINCE DEC 1 222 317 -95 383  
SINCE JUL 1 1581 1919 -338 1960  
 
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 24 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 300 AM  
LOWEST 28 100 PM  
AVERAGE 45  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 65 1990  
MINIMUM TEMPERATURE (F) 20 -14 1961  
 
SUNRISE AND SUNSET  
DECEMBER 10 2023......SUNRISE 744 AM MST SUNSET 430 PM MST  
DECEMBER 11 2023......SUNRISE 745 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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