721  
CDUS45 KBYZ 120723  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1223 AM MST TUE DEC 12 2017  
 
   
...............................
 
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR DECEMBER 11 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1937 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 1245 AM 61 2004 31 14 15  
MINIMUM 23 1150 PM -20 2000 10 13 -4  
AVERAGE 34 21 13 6  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.27 1963 0.01 -0.01 T  
MONTH TO DATE T 0.09 -0.09 0.01  
SINCE OCT 1 0.97 1.40 -0.43 0.98  
SINCE JAN 1 6.11 12.24 -6.13 14.44  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 44 -13 59  
MONTH TO DATE 330 469 -139 555  
SINCE DEC 1 330 469 -139 555  
SINCE JUL 1 2073 2268 -195 1870  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 985 730 255 873    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 10.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 900 PM  
LOWEST 37 1200 AM  
AVERAGE 63  
   
......................................................
 
 
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 55 2006  
1953  
MINIMUM TEMPERATURE (F) 10 -24 2000  
 
 
SUNRISE AND SUNSET  
DECEMBER 12 2017......SUNRISE 738 AM MST SUNSET 417 PM MST  
DECEMBER 13 2017......SUNRISE 739 AM MST SUNSET 417 PM MST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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