124  
CDUS45 KBYZ 210940  
CLIMLS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT TUE JUL 21 2026  
   
...............................  
 
   
..THE MILES CITY MT CLIMATE SUMMARY FOR JULY 20 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1937 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 94 351 PM 109 1960 90 4 87  
MINIMUM 63 507 AM 47 1972 61 2 61  
AVERAGE 79 75 4 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.66 1969 0.04 -0.04 0.04  
MONTH TO DATE 1.05 1.09 -0.04 1.40  
SINCE OCT 1 10.40 10.48 -0.08 8.09  
SINCE JAN 1 7.00 8.96 -1.96 7.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 7 -7 9  
SINCE JUN 1 85 88 -3 77  
SINCE JUL 1 0 7 -7 9  
 
COOLING  
YESTERDAY 14 11 3 9  
MONTH TO DATE 311 173 138 207  
SINCE JUN 1 352 270 82 330  
SINCE JAN 1 429 286 143 360    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 9.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 60 500 AM  
LOWEST 17 300 PM  
AVERAGE 39  
   
......................................................  
 
THE MILES CITY MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 105 1964  
MINIMUM TEMPERATURE (F) 61 50 1950  
 
SUNRISE AND SUNSET  
JULY 21 2026..........SUNRISE 532 AM MDT SUNSET 847 PM MDT  
JULY 22 2026..........SUNRISE 533 AM MDT SUNSET 846 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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