592  
CDUS45 KBYZ 301740  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1140 AM MDT MON SEP 30 2024  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 30 2024
 
 
VALID AS OF 1100 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 60 1248 AM 90 1963 67 -7 68  
MINIMUM 47 648 AM 23 1985 44 3 47  
AVERAGE 54 55 -1 58  
 
PRECIPITATION (IN)  
TODAY 0.00 0.54 2022 0.05 -0.05 T  
MONTH TO DATE 1.72 1.36 0.36 0.57  
SINCE OCT 1 13.05 14.31 -1.26 17.12  
SINCE JAN 1 10.66 11.77 -1.11 15.07  
 
SNOWFALL (IN)  
TODAY MM 2.4 1950 0.0 MM 0.0  
MONTH TO DATE 0.0 0.3 -0.3 0.0  
SINCE SEP 1 0.0 0.3 -0.3 0.0  
SINCE JUL 1 T 0.3 -0.3 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 11 10 1 7  
MONTH TO DATE 54 168 -114 76  
SINCE SEP 1 54 168 -114 76  
SINCE JUL 1 68 204 -136 92  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 118 62 56 80  
SINCE SEP 1 118 62 56 80  
SINCE JAN 1 785 657 128 712    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 21.3  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 29 800 AM  
LOWEST 10 100 AM  
AVERAGE 20  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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