846  
CDUS45 KBYZ 011030  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
330 AM MST MON DEC 01 2025  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR NOVEMBER 30 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 19 1123 PM 65 1999 40 -21 41  
MINIMUM -5 629 AM -14 1985 23 -28 20  
AVERAGE 7 31 -24 31  
 
PRECIPITATION (IN)  
YESTERDAY T 0.28 2019 0.02 -0.02 0.00  
MONTH TO DATE 0.58 0.60 -0.02 0.39  
SINCE OCT 1 2.49 1.97 0.52 0.80  
SINCE JAN 1 16.89 13.74 3.15 11.46  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.1 2019 0.3 -0.3 0.0  
MONTH TO DATE 7.0 6.5 0.5 3.9  
SINCE SEP 1 7.0 11.3 -4.3 3.9  
SINCE JUL 1 7.0 11.3 -4.3 3.9  
SNOW DEPTH 7  
 
DEGREE DAYS  
HEATING  
YESTERDAY 58 34 24 34  
MONTH TO DATE 692 864 -172 876  
SINCE SEP 1 1213 1566 -353 1258  
SINCE JUL 1 1229 1602 -373 1272  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 74 67 7 123  
SINCE JAN 1 659 662 -3 790    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 200 PM  
LOWEST 67 1100 PM  
AVERAGE 79  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 65 1995  
2021  
MINIMUM TEMPERATURE (F) 22 -21 1985  
 
SUNRISE AND SUNSET  
DECEMBER 1 2025......SUNRISE 735 AM MST SUNSET 431 PM MST  
DECEMBER 2 2025......SUNRISE 736 AM MST SUNSET 431 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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