321  
CDUS45 KBYZ 070440  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
940 PM MST SAT DEC 06 2025  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 6 2025  
 
VALID AS OF 0900 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 36 1008 AM 69 1939 38 -2 55  
MINIMUM 19 759 PM -20 1972 21 -2 34  
AVERAGE 28 29 -1 45  
 
PRECIPITATION (IN)  
TODAY 0.07 0.57 1971 0.02 0.05 0.00  
MONTH TO DATE 0.18 0.11 0.07 0.00  
SINCE OCT 1 2.67 2.08 0.59 0.80  
SINCE JAN 1 17.07 13.85 3.22 11.46  
 
SNOWFALL (IN)  
TODAY MM 5.8 1971 0.2 MM 0.0  
MONTH TO DATE 0.9 1.6 -0.7 0.0  
SINCE DEC 1 0.9 1.6 -0.7 0.0  
SINCE JUL 1 7.9 12.9 -5.0 3.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 37 36 1 20  
MONTH TO DATE 207 209 -2 169  
SINCE DEC 1 207 209 -2 169  
SINCE JUL 1 1436 1811 -375 1441  
 
COOLING  
TODAY 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 20 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 88 1000 AM  
AVERAGE 94  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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