213  
CDUS45 KBYZ 210439  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
939 PM MST THU NOV 20 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR NOVEMBER 20 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 46 346 PM 66 2002 44 2 36  
MINIMUM 25 752 AM -13 1977 25 0 17  
AVERAGE 36 35 1 27  
 
PRECIPITATION (IN)  
TODAY 0.00 0.40 2010 0.02 -0.02 0.00  
MONTH TO DATE 0.02 0.42 -0.40 0.22  
SINCE OCT 1 1.93 1.79 0.14 0.63  
SINCE JAN 1 16.33 13.56 2.77 11.29  
 
SNOWFALL (IN)  
TODAY MM 8.8 2010 0.2 MM 0.0  
MONTH TO DATE 0.0 4.0 -4.0 0.6  
SINCE SEP 1 T 8.8 -8.8 0.6  
SINCE JUL 1 T 8.8 -8.8 0.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 29 30 -1 38  
MONTH TO DATE 354 541 -187 493  
SINCE SEP 1 875 1243 -368 875  
SINCE JUL 1 891 1279 -388 889  
 
COOLING  
TODAY 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 16 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 600 AM  
LOWEST 58 300 PM  
AVERAGE 77  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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