573  
CDUS45 KBYZ 192230  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
430 PM MDT TUE SEP 19 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 19 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 76 259 PM 93 1981 73 3 88  
2009  
MINIMUM 56 636 AM 26 1983 48 8 51  
AVERAGE 66 60 6 70  
 
PRECIPITATION (IN)  
TODAY 0.00 0.68 2000 0.05 -0.05 0.00  
MONTH TO DATE 0.13 0.81 -0.68 0.55  
SINCE OCT 1 16.68 13.76 2.92 15.37  
SINCE JAN 1 14.63 11.22 3.41 12.61  
 
SNOWFALL (IN)  
TODAY 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 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 6 -6 0  
MONTH TO DATE 8 75 -67 28  
SINCE SEP 1 8 75 -67 28  
SINCE JUL 1 24 111 -87 34  
 
COOLING  
TODAY 1 2 -1 5  
MONTH TO DATE 75 52 23 122  
SINCE SEP 1 75 52 23 122  
SINCE JAN 1 707 647 60 895    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 46 400 AM  
LOWEST 24 200 PM  
AVERAGE 35  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 91 1938  
MINIMUM TEMPERATURE (F) 47 26 1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2023.....SUNRISE 657 AM MDT SUNSET 718 PM MDT  
SEPTEMBER 20 2023.....SUNRISE 658 AM MDT SUNSET 716 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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