626  
CDUS45 KBYZ 271031  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MST SAT DEC 27 2025  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 26 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 57 135 PM 62 1980 35 22 42  
MINIMUM 39 906 AM -20 1996 18 21 29  
AVERAGE 48 26 22 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.43 2003 0.02 -0.02 T  
MONTH TO DATE 1.39 0.47 0.92 0.25  
SINCE OCT 1 3.88 2.44 1.44 1.05  
SINCE JAN 1 18.28 14.21 4.07 11.71  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.5 2003 0.3 -0.3 0.0  
MONTH TO DATE 14.1 7.9 6.2 T  
SINCE DEC 1 14.1 7.9 6.2 T  
SINCE JUL 1 21.1 19.2 1.9 3.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 39 -22 29  
MONTH TO DATE 767 964 -197 716  
SINCE DEC 1 767 964 -197 716  
SINCE JUL 1 1996 2566 -570 1988  
 
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 28 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 800 AM  
LOWEST 31 200 PM  
AVERAGE 54  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 68 1980  
MINIMUM TEMPERATURE (F) 18 -12 2021  
 
SUNRISE AND SUNSET  
DECEMBER 27 2025......SUNRISE 755 AM MST SUNSET 436 PM MST  
DECEMBER 28 2025......SUNRISE 755 AM MST SUNSET 437 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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