859  
CDUS45 KBYZ 132049  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
249 PM MDT THU AUG 13 2026  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR AUGUST 12 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 518 PM 104 1940 87 -5 92  
MINIMUM 63 959 PM 45 1987 59 4 59  
AVERAGE 73 73 0 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.32 0.58 1999 0.03 0.29 0.35  
MONTH TO DATE 0.32 0.35 -0.03 0.57  
SINCE OCT 1 11.10 12.43 -1.33 14.54  
SINCE JAN 1 7.22 9.89 -2.67 13.24  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE JUN 1 T 0.0 0.0 T  
SINCE JUL 1 0.0 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 5 0 5 0  
SINCE JUN 1 98 102 -4 87  
SINCE JUL 1 5 12 -7 16  
 
COOLING  
YESTERDAY 8 8 0 11  
MONTH TO DATE 120 111 9 88  
SINCE JUN 1 588 461 127 416  
SINCE JAN 1 644 476 168 432    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 900 PM  
LOWEST 35 1200 AM  
AVERAGE 60  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 103 2003  
MINIMUM TEMPERATURE (F) 59 48 1939  
1947  
 
SUNRISE AND SUNSET  
AUGUST 13 2026........SUNRISE 612 AM MDT SUNSET 825 PM MDT  
AUGUST 14 2026........SUNRISE 613 AM MDT SUNSET 824 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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