938  
CDUS45 KBYZ 091730  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1130 AM MDT THU OCT 09 2025  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 9 2025  
 
VALID AS OF 1100 AM 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 60 958 AM 85 1965 62 -2 82  
MINIMUM 45 605 AM 18 1985 40 5 50  
1993  
2009  
AVERAGE 53 51 2 66  
 
PRECIPITATION (IN)  
TODAY 0.00 0.42 1960 0.05 -0.05 0.00  
MONTH TO DATE 1.04 0.47 0.57 0.00  
SINCE OCT 1 1.04 0.47 0.57 0.00  
SINCE JAN 1 15.44 12.24 3.20 10.66  
 
SNOWFALL (IN)  
TODAY MM 5.6 2019 0.1 MM 0.0  
MONTH TO DATE 0.0 0.9 -0.9 0.0  
SINCE SEP 1 0.0 1.2 -1.2 0.0  
SINCE JUL 1 T 1.2 -1.2 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 12 14 -2 0  
MONTH TO DATE 86 112 -26 43  
SINCE SEP 1 133 280 -147 98  
SINCE JUL 1 149 316 -167 112  
 
COOLING  
TODAY 0 0 0 1  
MONTH TO DATE 1 1 0 1  
SINCE SEP 1 74 63 11 119  
SINCE JAN 1 659 658 1 786    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 9.4  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 400 AM  
LOWEST 44 900 AM  
AVERAGE 58  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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