763  
CDUS45 KBYZ 112340  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
440 PM MST MON DEC 11 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 11 2023
 
 
VALID TODAY AS OF 0400 PM 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 40 1011 AM 67 2004 36 4 36  
MINIMUM 32 254 AM -17 1961 20 12 17  
AVERAGE 36 28 8 27  
 
PRECIPITATION (IN)  
TODAY 0.04 0.35 1984 0.02 0.02 0.00  
MONTH TO DATE 0.10 0.20 -0.10 0.28  
SINCE OCT 1 2.16 2.17 -0.01 1.72  
SINCE JAN 1 17.23 13.94 3.29 14.95  
 
SNOWFALL (IN)  
TODAY MM 5.5 1984 0.3 MM 0.0  
MONTH TO DATE T 3.1 -3.1 3.9  
SINCE DEC 1 T 3.1 -3.1 3.9  
SINCE JUL 1 6.7 14.4 -7.7 14.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 29 37 -8 38  
MONTH TO DATE 274 391 -117 463  
SINCE DEC 1 274 391 -117 463  
SINCE JUL 1 1633 1993 -360 2040  
 
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 20 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 12.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
SNOW  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1100 AM  
LOWEST 46 700 AM  
AVERAGE 69  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 57 1988  
2017  
MINIMUM TEMPERATURE (F) 20 -11 2000  
 
SUNRISE AND SUNSET  
DECEMBER 11 2023......SUNRISE 745 AM MST SUNSET 430 PM MST  
DECEMBER 12 2023......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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