905  
CDUS45 KBYZ 282249  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
449 PM MDT THU SEP 28 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 28 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 66 257 PM 92 2010 68 -2 89  
MINIMUM 47 526 AM 26 1984 44 3 51  
AVERAGE 57 56 1 70  
 
PRECIPITATION (IN)  
TODAY 0.00 0.40 2019 0.05 -0.05 0.00  
MONTH TO DATE 0.57 1.27 -0.70 0.63  
SINCE OCT 1 17.12 14.22 2.90 15.45  
SINCE JAN 1 15.07 11.68 3.39 12.69  
 
SNOWFALL (IN)  
TODAY MM 1.3 1965 0.0 MM 0.0  
MONTH TO DATE 0.0 0.2 -0.2 T  
SINCE SEP 1 0.0 0.2 -0.2 T  
SINCE JUL 1 T 0.2 -0.2 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 8 10 -2 0  
MONTH TO DATE 60 148 -88 59  
SINCE SEP 1 60 148 -88 59  
SINCE JUL 1 76 184 -108 65  
 
COOLING  
TODAY 0 1 -1 5  
MONTH TO DATE 80 61 19 133  
SINCE SEP 1 80 61 19 133  
SINCE JAN 1 712 656 56 906    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 55 1200 AM  
LOWEST 31 200 PM  
AVERAGE 43  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 89 1989  
MINIMUM TEMPERATURE (F) 44 26 1985  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2023.....SUNRISE 708 AM MDT SUNSET 700 PM MDT  
SEPTEMBER 29 2023.....SUNRISE 710 AM MDT SUNSET 658 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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