919  
CDUS45 KBYZ 200937  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
337 AM MDT SAT MAY 20 2023  
   
...............................
 
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR MAY 19 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 70 526 PM 94 1992 69 1 60  
MINIMUM 34 332 AM 28 1968 44 -10 37  
AVERAGE 52 57 -5 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.67 2011 0.10 -0.10 0.24  
MONTH TO DATE 0.62 1.55 -0.93 1.04  
SINCE OCT 1 3.67 5.70 -2.03 5.82  
SINCE JAN 1 1.99 4.18 -2.19 3.14  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 9 4 16  
MONTH TO DATE 145 228 -83 203  
SINCE MAR 1 2011 1755 256 1891  
SINCE JUL 1 7817 7402 415 7195  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 4 1 3 0  
SINCE MAR 1 6 2 4 0  
SINCE JAN 1 6 2 4 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 500 AM  
LOWEST 38 1200 PM  
AVERAGE 65  
   
......................................................
 
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 99 1964  
MINIMUM TEMPERATURE (F) 45 30 2003  
 
SUNRISE AND SUNSET  
MAY 20 2023...........SUNRISE 525 AM MDT SUNSET 836 PM MDT  
MAY 21 2023...........SUNRISE 524 AM MDT SUNSET 837 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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