765  
CDUS45 KBYZ 210931  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
331 AM MDT MON APR 21 2025  
   
...............................  
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR APRIL 20 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 61 400 PM 90 1980 59 2 50  
MINIMUM 37 301 AM 19 1966 34 3 19  
2024  
AVERAGE 49 47 2 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 0.75 1973 0.05 0.01 0.00  
MONTH TO DATE 0.46 0.91 -0.45 0.37  
SINCE OCT 1 2.10 3.52 -1.42 2.05  
SINCE JAN 1 1.03 2.00 -0.97 0.88  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 18 -2 30  
MONTH TO DATE 397 419 -22 350  
SINCE MAR 1 1141 1360 -219 1329  
SINCE JUL 1 6673 7007 -334 6414  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 900 AM  
LOWEST 42 300 PM  
AVERAGE 70  
   
......................................................  
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 92 1980  
MINIMUM TEMPERATURE (F) 34 12 2008  
 
SUNRISE AND SUNSET  
APRIL 21 2025.........SUNRISE 605 AM MDT SUNSET 800 PM MDT  
APRIL 22 2025.........SUNRISE 604 AM MDT SUNSET 801 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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