622  
CDUS45 KBYZ 200937  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
337 AM MDT SUN AUG 20 2023  
   
...............................
 
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR AUGUST 19 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1937 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 229 PM 101 2008 87 -10 84  
MINIMUM 58 1159 PM 40 1950 57 1 55  
AVERAGE 68 72 -4 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 1.13 1972 0.03 0.06 0.00  
MONTH TO DATE 0.47 0.58 -0.11 0.84  
SINCE OCT 1 10.13 11.48 -1.35 10.45  
SINCE JAN 1 8.45 9.96 -1.51 7.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 3 -3 3  
SINCE JUN 1 32 94 -62 94  
SINCE JUL 1 11 13 -2 3  
 
COOLING  
YESTERDAY 3 8 -5 5  
MONTH TO DATE 175 183 -8 259  
SINCE JUN 1 614 574 40 696  
SINCE JAN 1 654 590 64 698    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 14.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 1200 AM  
LOWEST 29 600 PM  
AVERAGE 51  
   
......................................................
 
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 100 1969  
MINIMUM TEMPERATURE (F) 57 44 1939  
1950  
 
SUNRISE AND SUNSET  
AUGUST 20 2023........SUNRISE 608 AM MDT SUNSET 805 PM MDT  
AUGUST 21 2023........SUNRISE 610 AM MDT SUNSET 803 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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