529  
CDUS45 KBYZ 290939  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
339 AM MDT FRI SEP 29 2023  
   
...............................
 
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR SEPTEMBER 28 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 68 354 PM 95 2001 69 -1 86  
MINIMUM 48 551 AM 26 1984 42 6 54  
AVERAGE 58 56 2 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.15 2019 0.04 -0.04 0.00  
MONTH TO DATE 2.40 1.00 1.40 0.19  
SINCE OCT 1 15.12 12.81 2.31 10.74  
SINCE JAN 1 13.44 11.29 2.15 8.06  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 10 -3 0  
MONTH TO DATE 42 156 -114 62  
SINCE SEP 1 42 156 -114 62  
SINCE JUL 1 57 190 -133 65  
 
COOLING  
YESTERDAY 0 1 -1 5  
MONTH TO DATE 75 64 11 121  
SINCE SEP 1 75 64 11 121  
SINCE JAN 1 829 727 102 935    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 9.2  
 
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 80 600 AM  
LOWEST 29 200 PM  
AVERAGE 55  
   
......................................................
 
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 94 1989  
MINIMUM TEMPERATURE (F) 42 26 1939  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2023.....SUNRISE 659 AM MDT SUNSET 648 PM MDT  
SEPTEMBER 30 2023.....SUNRISE 701 AM MDT SUNSET 646 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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