613  
CDUS45 KBYZ 312231  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
431 PM MDT WED MAY 31 2023  
   
...............................
 
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR MAY 31 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 85 224 PM 92 1986 73 12 65  
MINIMUM 56 441 AM 32 1982 48 8 42  
AVERAGE 71 61 10 54  
 
PRECIPITATION (IN)  
TODAY 0.00 0.99 2014 0.10 -0.10 0.00  
MONTH TO DATE 2.14 2.73 -0.59 1.45  
SINCE OCT 1 5.19 6.88 -1.69 6.23  
SINCE JAN 1 3.51 5.36 -1.85 3.55  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 11  
MONTH TO DATE 146 311 -165 330  
SINCE MAR 1 2012 1838 174 2018  
SINCE JUL 1 7818 7485 333 7322  
 
COOLING  
TODAY 6 1 5 0  
MONTH TO DATE 38 15 23 2  
SINCE MAR 1 40 16 24 2  
SINCE JAN 1 40 16 24 2    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 300 AM  
LOWEST 31 300 PM  
AVERAGE 56  
   
......................................................
 
 
THE MILES CITY MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 96 1948  
MINIMUM TEMPERATURE (F) 49 32 1951  
 
SUNRISE AND SUNSET  
MAY 31 2023...........SUNRISE 515 AM MDT SUNSET 848 PM MDT  
JUNE 1 2023..........SUNRISE 515 AM MDT SUNSET 848 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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