474  
CDUS45 KBYZ 180724  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
124 AM MDT FRI AUG 18 2017  
 
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR AUGUST 17 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1934 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 316 PM 99 1970 86 2 93  
1959  
MINIMUM 61 423 AM 39 2002 58 3 63  
AVERAGE 75 72 3 78  
 
PRECIPITATION (IN)  
YESTERDAY T 0.79 1990 0.02 -0.02 T  
MONTH TO DATE 0.17 0.42 -0.25 0.66  
SINCE OCT 1 16.80 12.03 4.77 9.59  
SINCE JAN 1 11.24 9.72 1.52 6.74  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0  
2000  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 T  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 2 2 0 0  
SINCE JUN 1 40 113 -73 15  
SINCE JUL 1 2 17 -15 4  
 
COOLING  
YESTERDAY 10 7 3 13  
MONTH TO DATE 70 144 -74 136  
SINCE JUN 1 592 485 107 607  
SINCE JAN 1 607 502 105 618    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 8.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 44 300 AM  
LOWEST 12 500 PM  
AVERAGE 28  
   
......................................................
 
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 101 1964  
MINIMUM TEMPERATURE (F) 57 46 1985  
1978  
 
 
SUNRISE AND SUNSET  
AUGUST 18 2017........SUNRISE 618 AM MDT SUNSET 817 PM MDT  
AUGUST 19 2017........SUNRISE 619 AM MDT SUNSET 815 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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