088  
CDUS45 KBYZ 140934  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
334 AM MDT THU SEP 14 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 13 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 81 1211 PM 92 1959 76 5 84  
2015  
MINIMUM 58 1159 PM 29 1970 50 8 54  
AVERAGE 70 63 7 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 2.19 1966 0.05 -0.03 0.00  
MONTH TO DATE 0.13 0.55 -0.42 0.43  
SINCE OCT 1 16.68 13.50 3.18 15.25  
SINCE JAN 1 14.63 10.96 3.67 12.49  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.1 1970 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 4 -4 0  
MONTH TO DATE 8 42 -34 20  
SINCE SEP 1 8 42 -34 20  
SINCE JUL 1 24 78 -54 26  
 
COOLING  
YESTERDAY 5 2 3 4  
MONTH TO DATE 53 40 13 116  
SINCE SEP 1 53 40 13 116  
SINCE JAN 1 685 635 50 889    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 200 PM  
LOWEST 25 1200 PM  
AVERAGE 44  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 97 1948  
MINIMUM TEMPERATURE (F) 49 31 1970  
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2023.....SUNRISE 651 AM MDT SUNSET 727 PM MDT  
SEPTEMBER 15 2023.....SUNRISE 652 AM MDT SUNSET 726 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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