409  
CDUS45 KBYZ 220931  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MDT SUN SEP 22 2024  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 21 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 60 503 PM 91 1938 72 -12 56  
MINIMUM 43 537 AM 28 1995 47 -4 50  
AVERAGE 52 59 -7 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.67 1991 0.05 -0.05 0.10  
MONTH TO DATE 1.72 0.91 0.81 0.23  
SINCE OCT 1 13.05 13.86 -0.81 16.78  
SINCE JAN 1 10.66 11.32 -0.66 14.73  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.5 2000 0.0 0.0 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 13 7 6 12  
MONTH TO DATE 35 89 -54 27  
SINCE SEP 1 35 89 -54 27  
SINCE JUL 1 49 125 -76 43  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 82 54 28 75  
SINCE SEP 1 82 54 28 75  
SINCE JAN 1 749 649 100 707    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 700 AM  
LOWEST 36 300 PM  
AVERAGE 56  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 91 1938  
MINIMUM TEMPERATURE (F) 47 25 2000  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2024.....SUNRISE 702 AM MDT SUNSET 710 PM MDT  
SEPTEMBER 23 2024.....SUNRISE 703 AM MDT SUNSET 708 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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