866  
CDUS45 KBYZ 180934  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
334 AM MDT FRI AUG 18 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR AUGUST 17 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 99 321 PM 100 2020 86 13 93  
MINIMUM 60 647 AM 39 2002 58 2 65  
AVERAGE 80 72 8 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.79 1990 0.03 -0.03 0.00  
MONTH TO DATE 0.72 0.48 0.24 0.41  
SINCE OCT 1 15.98 12.56 3.42 14.76  
SINCE JAN 1 13.93 10.02 3.91 12.00  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE JUN 1 T 0.0 0.0 T  
SINCE JUL 1 T 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 2 -2 6  
SINCE JUN 1 78 104 -26 92  
SINCE JUL 1 8 14 -6 6  
 
COOLING  
YESTERDAY 15 7 8 14  
MONTH TO DATE 146 150 -4 222  
SINCE JUN 1 473 500 -27 640  
SINCE JAN 1 501 515 -14 644    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.2  
 
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 61 800 AM  
LOWEST 17 300 PM  
AVERAGE 39  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 101 1964  
MINIMUM TEMPERATURE (F) 57 46 1978  
1985  
 
SUNRISE AND SUNSET  
AUGUST 18 2023........SUNRISE 618 AM MDT SUNSET 817 PM MDT  
AUGUST 19 2023........SUNRISE 619 AM MDT SUNSET 816 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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