333  
CDUS45 KBYZ 150330  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
930 PM MDT SUN SEP 14 2025  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 14 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 81 319 PM 97 1948 75 6 77  
MINIMUM 51 612 AM 31 1970 49 2 46  
AVERAGE 66 62 4 62  
 
PRECIPITATION (IN)  
TODAY 0.00 1.21 2013 0.04 -0.04 0.00  
MONTH TO DATE 0.45 0.59 -0.14 0.42  
SINCE OCT 1 15.21 13.54 1.67 11.75  
SINCE JAN 1 13.91 11.00 2.91 9.36  
 
SNOWFALL (IN)  
TODAY 0.0 5.7 1982 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 T 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 3  
MONTH TO DATE 14 47 -33 11  
SINCE SEP 1 14 47 -33 11  
SINCE JUL 1 30 83 -53 25  
 
COOLING  
TODAY 1 2 -1 0  
MONTH TO DATE 51 42 9 76  
SINCE SEP 1 51 42 9 76  
SINCE JAN 1 636 637 -1 743    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 9.5  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 400 AM  
LOWEST 25 200 PM  
AVERAGE 57  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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