703  
CDUS45 KBYZ 200931  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MDT FRI SEP 20 2024  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 19 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 75 242 PM 93 1981 73 2 76  
2009  
MINIMUM 55 855 AM 26 1983 48 7 56  
AVERAGE 65 60 5 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.68 2000 0.05 -0.05 0.00  
MONTH TO DATE 1.72 0.81 0.91 0.13  
SINCE OCT 1 13.05 13.76 -0.71 16.68  
SINCE JAN 1 10.66 11.22 -0.56 14.63  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.7 1983 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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6 0  
MONTH TO DATE 21 75 -54 8  
SINCE SEP 1 21 75 -54 8  
SINCE JUL 1 35 111 -76 24  
 
COOLING  
YESTERDAY 0 2 -2 1  
MONTH TO DATE 82 52 30 75  
SINCE SEP 1 82 52 30 75  
SINCE JAN 1 749 647 102 707    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 57 1100 PM  
LOWEST 27 300 PM  
AVERAGE 42  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 91 1938  
MINIMUM TEMPERATURE (F) 47 26 1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2024.....SUNRISE 659 AM MDT SUNSET 714 PM MDT  
SEPTEMBER 21 2024.....SUNRISE 701 AM MDT SUNSET 712 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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