118  
CDUS45 KBYZ 220931  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MDT MON MAY 22 2023  
   
...............................
 
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR MAY 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 78 429 PM 96 1980 70 8 50  
MINIMUM 49 506 AM 29 1963 45 4 32  
AVERAGE 64 57 7 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.04 2011 0.10 -0.10 T  
MONTH TO DATE 0.62 1.74 -1.12 1.05  
SINCE OCT 1 3.67 5.89 -2.22 5.83  
SINCE JAN 1 1.99 4.37 -2.38 3.15  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 8 -7 24  
MONTH TO DATE 146 245 -99 252  
SINCE MAR 1 2012 1772 240 1940  
SINCE JUL 1 7818 7419 399 7244  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 4 3 1 0  
SINCE MAR 1 6 4 2 0  
SINCE JAN 1 6 4 2 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 400 AM  
LOWEST 36 300 PM  
AVERAGE 61  
   
......................................................
 
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 99 1980  
MINIMUM TEMPERATURE (F) 45 28 2022  
 
SUNRISE AND SUNSET  
MAY 22 2023...........SUNRISE 523 AM MDT SUNSET 838 PM MDT  
MAY 23 2023...........SUNRISE 522 AM MDT SUNSET 840 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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