784  
CDUS45 KBYZ 101040  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MST TUE DEC 10 2024  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 9 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 37 236 PM 69 1957 37 0 39  
MINIMUM 28 1159 PM -21 1977 20 8 28  
AVERAGE 33 29 4 34  
 
PRECIPITATION (IN)  
YESTERDAY T 0.40 1970 0.02 -0.02 0.00  
MONTH TO DATE T 0.16 -0.16 0.06  
SINCE OCT 1 0.80 2.13 -1.33 2.12  
SINCE JAN 1 11.46 13.90 -2.44 17.19  
 
SNOWFALL (IN)  
YESTERDAY T 4.0 1970 0.3 -0.3 0.0  
MONTH TO DATE T 2.5 -2.5 T  
SINCE DEC 1 T 2.5 -2.5 T  
SINCE JUL 1 3.9 13.8 -9.9 6.7  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 36 -4 31  
MONTH TO DATE 238 317 -79 222  
SINCE DEC 1 238 317 -79 222  
SINCE JUL 1 1510 1919 -409 1581  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 790 662 128 715    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 12.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 700 AM  
LOWEST 43 900 PM  
AVERAGE 66  
   
......................................................  
 
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 2024......SUNRISE 745 AM MST SUNSET 430 PM MST  
DECEMBER 11 2024......SUNRISE 746 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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