352  
CDUS45 KBYZ 160931  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MDT TUE SEP 16 2025  
   
...............................  
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR SEPTEMBER 15 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1937 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 412 PM 101 1948 76 6 90  
MINIMUM 53 615 AM 32 1970 47 6 49  
AVERAGE 68 62 6 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 2.04 1991 0.03 0.02 0.00  
MONTH TO DATE 0.08 0.51 -0.43 0.04  
SINCE OCT 1 10.21 12.32 -2.11 10.94  
SINCE JAN 1 9.14 10.80 -1.66 9.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 0  
MONTH TO DATE 31 56 -25 13  
SINCE SEP 1 31 56 -25 13  
SINCE JUL 1 44 90 -46 38  
 
COOLING  
YESTERDAY 3 2 1 5  
MONTH TO DATE 64 48 16 68  
SINCE SEP 1 64 48 16 68  
SINCE JAN 1 773 711 62 765    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1000 PM  
LOWEST 28 200 PM  
AVERAGE 59  
   
......................................................  
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 100 2000  
MINIMUM TEMPERATURE (F) 47 28 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2025.....SUNRISE 643 AM MDT SUNSET 712 PM MDT  
SEPTEMBER 17 2025.....SUNRISE 645 AM MDT SUNSET 710 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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