229  
CDUS45 KBYZ 120331  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
931 PM MDT SAT OCT 11 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 11 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 73 255 PM 82 1991 61 12 68  
1995  
MINIMUM 47 259 AM 14 2009 39 8 46  
AVERAGE 60 50 10 57  
 
PRECIPITATION (IN)  
TODAY T 0.47 2021 0.05 -0.05 0.00  
MONTH TO DATE 1.04 0.57 0.47 0.00  
SINCE OCT 1 1.04 0.57 0.47 0.00  
SINCE JAN 1 15.44 12.34 3.10 10.66  
 
SNOWFALL (IN)  
TODAY MM 4.4 2008 0.1 MM 0.0  
MONTH TO DATE 0.0 1.2 -1.2 0.0  
SINCE SEP 1 0.0 1.5 -1.5 0.0  
SINCE JUL 1 T 1.5 -1.5 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 5 15 -10 8  
MONTH TO DATE 95 142 -47 55  
SINCE SEP 1 142 310 -168 110  
SINCE JUL 1 158 346 -188 124  
 
COOLING  
TODAY 0 0 0 0  
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 26 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 800 PM  
LOWEST 42 300 PM  
AVERAGE 66  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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