344  
CDUS45 KBYZ 292331  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
431 PM MST FRI DEC 29 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 29 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 42 300 PM 61 1999 35 7 41  
MINIMUM 24 432 AM -25 1968 17 7 24  
AVERAGE 33 26 7 33  
 
PRECIPITATION (IN)  
TODAY 0.00 0.72 2017 0.02 -0.02 0.00  
MONTH TO DATE 0.33 0.53 -0.20 0.61  
SINCE OCT 1 2.39 2.50 -0.11 2.05  
SINCE JAN 1 17.46 14.27 3.19 15.28  
 
SNOWFALL (IN)  
TODAY 0.0 8.9 2017 0.4 -0.4 0.0  
MONTH TO DATE 1.8 9.1 -7.3 10.0  
SINCE DEC 1 1.8 9.1 -7.3 10.0  
SINCE JUL 1 8.5 20.4 -11.9 20.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 32 39 -7 32  
MONTH TO DATE 803 1081 -278 1343  
SINCE DEC 1 803 1081 -278 1343  
SINCE JUL 1 2162 2683 -521 2920  
 
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 SW (240)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 17.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 600 AM  
LOWEST 43 200 PM  
AVERAGE 56  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 63 1980  
MINIMUM TEMPERATURE (F) 17 -24 1968  
 
SUNRISE AND SUNSET  
DECEMBER 29 2023......SUNRISE 755 AM MST SUNSET 437 PM MST  
DECEMBER 30 2023......SUNRISE 755 AM MST SUNSET 438 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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