763  
CDUS45 KBYZ 210931  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MDT SAT SEP 21 2024  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 20 2024
 
 
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)  
YESTERDAY  
MAXIMUM 78 419 PM 91 1938 72 6 68  
MINIMUM 50 1159 PM 26 1983 47 3 47  
AVERAGE 64 60 4 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.68 2019 0.05 -0.05 T  
MONTH TO DATE 1.72 0.86 0.86 0.13  
SINCE OCT 1 13.05 13.81 -0.76 16.68  
SINCE JAN 1 10.66 11.27 -0.61 14.63  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.4 1995 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 T 0.1 -0.1 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 7 -6 7  
MONTH TO DATE 22 82 -60 15  
SINCE SEP 1 22 82 -60 15  
SINCE JUL 1 36 118 -82 31  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 82 53 29 75  
SINCE SEP 1 82 53 29 75  
SINCE JAN 1 749 648 101 707    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 11.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 500 AM  
LOWEST 24 400 PM  
AVERAGE 47  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 91 1938  
MINIMUM TEMPERATURE (F) 47 28 1995  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2024.....SUNRISE 701 AM MDT SUNSET 712 PM MDT  
SEPTEMBER 22 2024.....SUNRISE 702 AM MDT SUNSET 710 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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