992  
CDUS45 KBYZ 110939  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
339 AM MDT MON SEP 11 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 10 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 428 PM 92 1935 77 -3 71  
1966  
MINIMUM 50 625 AM 33 1989 50 0 40  
AVERAGE 62 64 -2 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.12 1961 0.04 -0.04 0.00  
MONTH TO DATE 0.11 0.41 -0.30 0.43  
SINCE OCT 1 16.66 13.36 3.30 15.25  
SINCE JAN 1 14.61 10.82 3.79 12.49  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1995 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  
YESTERDAY 3 4 -1 9  
MONTH TO DATE 7 30 -23 20  
SINCE SEP 1 7 30 -23 20  
SINCE JUL 1 23 66 -43 26  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 45 34 11 101  
SINCE SEP 1 45 34 11 101  
SINCE JAN 1 677 629 48 874    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.2  
 
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 86 700 AM  
LOWEST 33 500 PM  
AVERAGE 60  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 96 1959  
MINIMUM TEMPERATURE (F) 50 28 1989  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2023.....SUNRISE 647 AM MDT SUNSET 733 PM MDT  
SEPTEMBER 12 2023.....SUNRISE 649 AM MDT SUNSET 731 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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