162  
CDUS45 KBYZ 160935  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
335 AM MDT SAT SEP 16 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 15 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 79 307 PM 95 2000 75 4 76  
2019  
MINIMUM 50 653 AM 31 1965 49 1 51  
AVERAGE 65 62 3 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.22 2017 0.04 -0.04 0.00  
MONTH TO DATE 0.13 0.63 -0.50 0.44  
SINCE OCT 1 16.68 13.58 3.10 15.26  
SINCE JAN 1 14.63 11.04 3.59 12.50  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.0 1965 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 0 5 -5 1  
MONTH TO DATE 8 52 -44 22  
SINCE SEP 1 8 52 -44 22  
SINCE JUL 1 24 88 -64 28  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 54 44 10 116  
SINCE SEP 1 54 44 10 116  
SINCE JAN 1 686 639 47 889    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 400 AM  
LOWEST 22 200 PM  
AVERAGE 48  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 1979  
2019  
MINIMUM TEMPERATURE (F) 49 29 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2023.....SUNRISE 653 AM MDT SUNSET 724 PM MDT  
SEPTEMBER 17 2023.....SUNRISE 655 AM MDT SUNSET 722 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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