550  
CDUS45 KBYZ 041031  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MST THU DEC 04 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 3 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 33 1246 AM 63 1941 39 -6 62  
MINIMUM 23 1159 PM -7 1972 22 1 36  
AVERAGE 28 30 -2 49  
 
PRECIPITATION (IN)  
YESTERDAY T 0.29 2013 0.02 -0.02 0.00  
MONTH TO DATE 0.02 0.06 -0.04 0.00  
SINCE OCT 1 2.51 2.03 0.48 0.80  
SINCE JAN 1 16.91 13.80 3.11 11.46  
 
SNOWFALL (IN)  
YESTERDAY T 4.4 2013 0.2 -0.2 0.0  
MONTH TO DATE 0.3 0.8 -0.5 0.0  
SINCE DEC 1 0.3 0.8 -0.5 0.0  
SINCE JUL 1 7.3 12.1 -4.8 3.9  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 35 2 16  
MONTH TO DATE 107 103 4 89  
SINCE DEC 1 107 103 4 89  
SINCE JUL 1 1336 1705 -369 1361  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 659 662 -3 790    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 400 AM  
LOWEST 66 1100 PM  
AVERAGE 81  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 65 1979  
MINIMUM TEMPERATURE (F) 22 -11 1972  
 
SUNRISE AND SUNSET  
DECEMBER 4 2025......SUNRISE 739 AM MST SUNSET 430 PM MST  
DECEMBER 5 2025......SUNRISE 740 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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