582  
CDUS45 KBYZ 250940  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT MON SEP 25 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 24 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 75 316 PM 92 2020 70 5 76  
MINIMUM 45 631 AM 22 1984 46 -1 54  
AVERAGE 60 58 2 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.43 1958 0.06 -0.06 0.00  
MONTH TO DATE 0.57 1.07 -0.50 0.63  
SINCE OCT 1 17.12 14.02 3.10 15.45  
SINCE JAN 1 15.07 11.48 3.59 12.69  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.7 1984 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 T  
SINCE SEP 1 0.0 0.1 -0.1 T  
SINCE JUL 1 T 0.1 -0.1 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 8 -3 0  
MONTH TO DATE 50 112 -62 55  
SINCE SEP 1 50 112 -62 55  
SINCE JUL 1 66 148 -82 61  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 75 57 18 124  
SINCE SEP 1 75 57 18 124  
SINCE JAN 1 707 652 55 897    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 9.3  
 
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 86 500 AM  
LOWEST 25 300 PM  
AVERAGE 56  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 95 2015  
MINIMUM TEMPERATURE (F) 46 24 1934  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2023.....SUNRISE 705 AM MDT SUNSET 706 PM MDT  
SEPTEMBER 26 2023.....SUNRISE 706 AM MDT SUNSET 704 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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