281  
CDUS45 KBYZ 220940  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT FRI SEP 22 2023  
   
...............................
 
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR SEPTEMBER 21 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 74 227 PM 94 1938 73 1 66  
MINIMUM 51 619 AM 19 1995 45 6 41  
AVERAGE 63 59 4 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.15 0.45 1941 0.04 0.11 0.00  
MONTH TO DATE 0.77 0.73 0.04 0.16  
SINCE OCT 1 13.49 12.54 0.95 10.71  
SINCE JAN 1 11.81 11.02 0.79 8.03  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 7 -5 11  
MONTH TO DATE 18 94 -76 49  
SINCE SEP 1 18 94 -76 49  
SINCE JUL 1 33 128 -95 52  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 70 57 13 115  
SINCE SEP 1 70 57 13 115  
SINCE JAN 1 824 720 104 929    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 14.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 600 AM  
LOWEST 53 100 PM  
AVERAGE 73  
   
......................................................
 
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 97 1938  
MINIMUM TEMPERATURE (F) 45 27 1995  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2023.....SUNRISE 650 AM MDT SUNSET 701 PM MDT  
SEPTEMBER 23 2023.....SUNRISE 652 AM MDT SUNSET 659 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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